Olena Pidhrushna carries the flag of Ukraine during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (AP Photo/Jae C. Hong)

Lee Hee-beom, president & CEO of the Pyeongchang Organizing Committee speaks as International Olympic Committee President Thomas Bach stands at left during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (AP Photo/Petr David Josek)

South Korean President Moon Jae speaks during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (AP Photo/Michael Sohn)

The South Korean flag is carried onto the stage during the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

Flag bearer Noriaki Kasai leads the Japanese team during the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

The Olympic flag is carried into the stadium during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (AP Photo/Natacha Pisarenko)

Emil Hegle Svendsen carries the flag of Norway during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (AP Photo/Vadim Ghirda)

The Olympic flag is carried into the stadium during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (AP Photo/Petr David Josek)

Athletes of the joint team of North and South Korea march under a unify flag during an opening ceremony of the PyeongChang Winter Olympics at the PyeongChang Olympic Stadium in Pyeongchang, South Korea on Feb.9, 2018.( The Yomiuri Shimbun via AP Images )

Lee Hee-beom, president & CEO of the Pyeongchang Organizing Committee speaks as International Olympic Committee President Thomas Bach stands at left during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (AP Photo/Michael Sohn)

Athletes of the joint team of North and South Korea wave theirunify flags during an opening ceremony of the PyeongChang Winter Olympics at the PyeongChang Olympic Stadium in Pyeongchang, South Korea on Feb.9, 2018.( The Yomiuri Shimbun via AP Images )

International Olympic Committee President Thomas Bach speaks during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (AP Photo/Michael Sohn)

The Olympic flag is raised during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (AP Photo/Petr David Josek)

North Korea's Jong Su Hyon, left, and South Korea's Park Jong-ah carry the torch in the stadium during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (AP Photo/Petr David Josek)

South Korean Olympic figure skating champion Yuna Kim lights the Olympic flame during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (Franck Fife/Pool Photo via AP), APTOPIX

Athletes of North and South Korea enter the stadium with Korean unification flags during the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

The "Olympic Athletes from Russia" team enters the stadium during the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

Athletes of North and South Korea enter the stadium with Korean unification flags during the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

Athletes of North and South Korea enter the stadium with Korean unification flags during the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

An opening ceremony of the PyeongChang Olympic Winter Games is held at the Olympic Stadium in Pyeongchang, South Korea, on Feb. 9, 2018. The Olympics will be held from 9 to 25 on February, 2018. ( The Yomiuri Shimbun via AP Images )

An opening ceremony of the PyeongChang Olympic Winter Games is held at the Olympic Stadium in Pyeongchang, South Korea, on Feb. 9, 2018. The Olympics will be held from 9 to 25 on February, 2018. ( The Yomiuri Shimbun via AP Images )

Kim Yong Nam, top left, president of the Presidium of North Korean Parliament, and Kim Yo Jong, sister of North Korean leader Kim Jong Un, top right, sit behind U.S. Vice President Mike Pence, bottom left, and Japanese Prime Minister Shinzo Abe, bottom right, as they watch the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (AP Photo/Patrick Semansky, Pool)

Fireworks explode around the Olympic Stadium during the opening ceremony at the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (AP Photo/Kirsty Wigglesworth)

Fireworks go off after the Olympic flame was lit during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (Sean Haffey/Pool Photo via AP)

Yuna Kim, former South Korean figure skater lights the Olympic cauldron during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (AP Photo/Charlie Riedel)

Fireworks explode behind the Olympic flame during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (Franck Fife/Pool Photo via AP)

A South Korean flag is hoisted during the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

North Korea's Jong Su Hyon, right, and South Korea's Park Jong-ah carry the torch during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (AP Photo/Julie Jacobson)

Fireworks explode over the Olympic Stadium during the opening ceremony at the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (AP Photo/Dmitri Lovetsky), APTOPIX

North Korean cheer group members wave their hands during an opening ceremony of the PyeongChang Winter Olympics at the PyeongChang Olympic Stadium in Pyeongchang, South Korea on Feb.9, 2018.( The Yomiuri Shimbun via AP Images )

Fireworks explode over the Olympic flame during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (AP Photo/Christophe Ena)

Fireworks are set off during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (AP Photo/Charlie Riedel)

The Olympic flame is alight during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (Franck Fife/Pool Photo via AP)

An opening ceremony of the PyeongChang Olympic Winter Games is held at the Olympic Stadium in Pyeongchang, South Korea, on Feb. 9, 2018. The Olympics will be held from 9 to 25 on February, 2018. ( The Yomiuri Shimbun via AP Images )

International Olympic Committee President Thomas Bach addresses the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

Fireworks light up the sky over the stadium during the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

A South Korean flag is hoisted during the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

Thomas Bach, president of the International Olympic Committee, speaks during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (Clive Mason/Pool Photo via AP)

Kim Yu Na, the 2010 Vancouver Olympic figure skating champion, lights the cauldron during the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

The Olympic flag (R) and the South Korean flag are hoisted during the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

The Olympic flag (L) flies alongside the South Korean flag during the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

The Olympic flag is carried onto the stage during the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

Athletes of Kosovo enter the stadium during the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

International Olympic Committee President Thomas Bach addresses the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

Tonga flag bearer Pita Taufatofua poses with a volunteer and teammates during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018.(Clive Mason/Pool Photo via AP)

Athletes from Sweden pose for a picture during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (Clive Mason/Pool Photo via AP)

Kim Yu Na, the 2010 Vancouver Olympic figure skating champion, lights the cauldron during the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

Kim Yu Na, the 2010 Vancouver Olympic figure skating champion, skates before lighting the cauldron during the opening ceremony of the Winter Olympics in Pyeongchang, South Korea, on Feb. 9, 2018. (Kyodo) ==Kyodo

The "Olympic Athletes from Russia" team enters the stadium during the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

Athletes of Malaysia enter the stadium during the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

Japanese athletes march at the stadium during the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

Flag bearer Noriaki Kasai leads the Japanese team during the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

Japanese athletes march at the stadium during the opening ceremony of the Pyeongchang Winter Olympics in South Korea on Feb. 9, 2018. (Kyodo) ==Kyodo

The Ukrainian delegation parades during the opening ceremony of the Pyeongchang 2018 Winter Olympic Games at the Pyeongchang Stadium on February 9, 2018. / AFP PHOTO / JAVIER SORIANO

Luxembourg's flagbearer Matthieu Osch leads the delegation parade during the opening ceremony of the Pyeongchang 2018 Winter Olympic Games at the Pyeongchang Stadium on February 9, 2018. / AFP PHOTO / Martin BUREAU

Brazil's flagbearer Edson Bindilatti leads the delegation parade during the opening ceremony of the Pyeongchang 2018 Winter Olympic Games at the Pyeongchang Stadium on February 9, 2018. / AFP PHOTO / Roberto SCHMIDT

Bright lights illuminate the night sky at the opening ceremony of the Winter Olympics 2018 in Pyeongchang, South Korea, 9 February 2018. Photo: Tobias Hase/dpa

180209 Fireworks during the opening ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Joel Marklund / BILDBYRAN / kod JM / 87612 *** 180209 Fireworks during the opening ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Joel Marklund BILDBYRAN code JM 87612 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: JOELxMARKLUND BB180209JM117

180209 Dance show during the opening ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Joel Marklund / BILDBYRuN / kod JM / 87612 *** 180209 Dance show during the opening ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Joel M BILDBYR N code JM 87612 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: JOELxMARKLUND BB180209JM112

180209 Dance show during the opening ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Joel Marklund / BILDBYRuN / kod JM / 87611 *** 180209 Dance show during the opening ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Joel M BILDBYR N code JM 87611 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: JOELxMARKLUND BB180209JM109

180209 Dance show during the opening ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Joel Marklund / BILDBYRuN / kod JM / 87611 *** 180209 Dance show during the opening ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Joel M BILDBYR N code JM 87611 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: JOELxMARKLUND BB180209JM107

180209 Dance show during the opening ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Joel Marklund / BILDBYRuN / kod JM / 87611 *** 180209 Dance show during the opening ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Joel M BILDBYR N code JM 87611 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: JOELxMARKLUND BB180209JM106

180209 Dance show during the opening ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Joel Marklund / BILDBYRuN / kod JM / 87611 *** 180209 Dance show during the opening ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Joel M BILDBYR N code JM 87611 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: JOELxMARKLUND BB180209JM105

180209 Participants from South Korea and North Korea with a unified flag during the opening ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Joel Marklund / BILDBYRuN / kod JM / 87611 *** 180209 Participants from South Korea and North Korea with a unified flag during the opening ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Joel M BILDBYR N code JM 87611 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: JOELxMARKLUND BB180209JM097

180209 Music Show during the opening ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Joel Marklund / BILDBYRuN / kod JM / 87612 *** 180209 Music Show during the opening ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Joel M BILDBYR N code JM 87612 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: JOELxMARKLUND BB180209JM123

180209 Music Show during the opening ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Joel Marklund / BILDBYRuN / kod JM / 87612 *** 180209 Music Show during the opening ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Joel M BILDBYR N code JM 87612 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: JOELxMARKLUND BB180209JM122

North Korea Cheerleaders (PRK), FEBRUARY 9, 2018 : The Opening ceremony at Pyeongchang Olympic Stadium during the PyeongChang 2018 Olympic Winter Games in Pyeongchang, South Korea. (Photo by MATSUO.K/AFLO SPORT)

180209 Previous South Korean olympic medalists with the flag during the opening ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Joel Marklund / BILDBYRuN / kod JM / 87612 *** 180209 Previous South Korean olympic medalists with the flag during the opening ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Joel M BILDBYR N code JM 87612 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: JOELxMARKLUND BB180209JM125

180209 Previous South Korean olympic medalists with the flag during the opening ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Joel Marklund / BILDBYRuN / kod JM / 87612 *** 180209 Previous South Korean olympic medalists with the flag during the opening ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Joel M BILDBYR N code JM 87612 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: JOELxMARKLUND BB180209JM124

180209 Former South Korean athletes with the olympic torch during the opening ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Joel Marklund / BILDBYRuN / kod JM / 87612 *** 180209 Forms South Korean athletes with the olympic torch during the opening ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Joel M BILDBYR N code JM 87612 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: JOELxMARKLUND BB180209JM133

180209 Fireworks and the olympic fire during the opening ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Petter Arvidson / BILDBYRuN / kod PA / 87612 *** 180209 Fireworks and the olympic fire during the opening ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Petter Arvidson BILDBYR N code PA 87612 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: PETTERxARVIDSON BB180209PA109

180209 Dance show with fire during the Opening Ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Joel Marklund / BILDBYRuN / kod JM / 87612 *** 180209 Dance show with fire during the Opening Ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Joel M BILDBYR N code JM 87612 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: JOELxMARKLUND BB180209JM171

180209 Two former athletes of South Korea with the torch during the opening ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Jon Olav Nesvold / BILDBYRuN / kod JE / 160150 *** Forms 180209 Two athletes of South Korea with the torch during the opening ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Jon Olav Nesvold BILDBYR N code JE 160150 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: JONxOLAVxNESVOLD BB180209BB647

180209 Dance show with fire during the opening ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Petter Arvidson / BILDBYRuN / kod PA / 87612 *** 180209 Dance show with fire during the opening ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Petter Arvidson BILDBYR N code PA 87612 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: PETTERxARVIDSON BB180209PA113

180209 North Korean supporters in the stands during the opening ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Carl Sandin / BILDBYRAN / kod CS / 57999_279 *** 180209 North Korean supporters in the stands during the opening ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Carl Sandin BILDBYRAN code CS 57999 279 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: CARLxSANDIN BB180209CS048

180209 Former South Korean athletes with the olympic torch during the opening ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Carl Sandin / BILDBYRuN / kod CS / 57999_279 *** 180209 Forms South Korean athletes with the olympic torch during the opening ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Carl S BILDBYR N code CS 57999 279 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: CARLxSANDIN BB180209CS047

180209 Fireworks and the olympic fire during the opening ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Petter Arvidson / BILDBYRuN / kod PA / 87612 *** 180209 Fireworks and the olympic fire during the opening ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Petter Arvidson BILDBYR N code PA 87612 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: PETTERxARVIDSON BB180209PA108

180209 Fireworks during the Opening Ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Joel Marklund / BILDBYRuN / kod JM / 87612 *** 180209 Fireworks during the Opening Ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Joel M BILDBYR N code JM 87612 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: JOELxMARKLUND BB180209JM168

180209 Dance show during the Opening Ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Joel Marklund / BILDBYRuN / kod JM / 87612 *** 180209 Dance show during the Opening Ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Joel M BILDBYR N code JM 87612 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: JOELxMARKLUND BB180209JM156

180209 Traditional dance show during the Opening Ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Joel Marklund / BILDBYRuN / kod JM / 87612 *** 180209 Traditional dance show during the Opening Ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Joel M BILDBYR N code JM 87612 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: JOELxMARKLUND BB180209JM155

180209 Fireworks during the Opening Ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Joel Marklund / BILDBYRuN / kod JM / 87612 *** 180209 Fireworks during the Opening Ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Joel M BILDBYR N code JM 87612 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: JOELxMARKLUND BB180209JM148

180209 Fireworks during the Opening Ceremony of the 2018 Winter Olympics on February 9, 2018 in Pyeongchang. Photo: Joel Marklund / BILDBYRuN / kod JM / 87612 *** 180209 Fireworks during the Opening Ceremony of the 2018 Winter Olympics on February 9 2018 in Pyeongchang Photo Joel M BILDBYR N code JM 87612 PUBLICATIONxNOTxINxDENxNORxSWExFINxAUT Copyright: JOELxMARKLUND BB180209JM147

Dancers and artists presenting the show programme at the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, 09 Febuary 2018. Photo: Angelika Warmuth/dpa

Two ice hockey players of North and South Korea of the Team Korea walking up the stairs with the olympic flame at the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, 09 Febuary 2018. Photo: Daniel Karmann/dpa

The Olympic flag and South Korea's national flag blowing in the wind at the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, 9 February 2018. Photo: Daniel Karmann/dpa

Dancers and artists present the show programme during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, 09 Febuary 2018. Photo: Michael Kappeler/dpa

A dancer performs during the opening ceremony at the 2018 Winter Olympic Games in Pyeongchang, South Korea, Friday, Feb. 9, 2018. Photo by THE CANADIAN PRESS/Paul Chiasson/ABACAPRESS.COM

09.02.2018, Olympic Stadium, Pyeongchang, KOR, PyeongChang 2018, Er?ffnungsfeier, im Bild die Flagge Suedkoreas // the flag of South Korea during the Opening Ceremony of the Pyeongchang 2018 Winter Olympic Games Olympische Spiele Olympia OS at the Olympic Stadium in Pyeongchang, South Korea on 2018/02/09. Pyeongchang *** 09 02 2018 Olympic KOR stage PyeongChang PyeongChang 2018 opening ceremony pictured the flag of South Korea the flag of South Korea during the opening ceremony of the PyeongChang 2018 Winter Olympic Games at the Olympic Stadium in PyeongChang of South Korea on 2018 02 09 PyeongChang PUBLICATIONxNOTxINxAUT EX_GRO

09.02.2018, Olympic Stadium, Pyeongchang, KOR, PyeongChang 2018, Er?ffnungsfeier, im Bild Uebersicht Choreografie // a general view with choreography during the Opening Ceremony of the Pyeongchang 2018 Winter Olympic Games Olympische Spiele Olympia OS at the Olympic Stadium in Pyeongchang, South Korea on 2018/02/09. Pyeongchang *** 09 02 2018 Olympic Stadium PyeongChang KOR PyeongChang 2018 opening ceremony in the image summary choreography a general view with choreography during the opening ceremony of the PyeongChang 2018 Winter Olympic Games at the Olympic Stadium in PyeongChang of South Korea on 2018 02 09 PyeongChang PUBLICATIONxNOTxINxAUT EX_GRO

09.02.2018, Olympic Stadium, Pyeongchang, KOR, PyeongChang 2018, Er?ffnungsfeier, im Bild Uebersicht // a general view during the Opening Ceremony of the Pyeongchang 2018 Winter Olympic Games Olympische Spiele Olympia OS at the Olympic Stadium in Pyeongchang, South Korea on 2018/02/09. Pyeongchang *** 09 02 2018 Olympic Stadium PyeongChang KOR PyeongChang 2018 opening ceremony pictured overview a general view during the opening ceremony of the PyeongChang 2018 Winter Olympic Games at the Olympic Stadium in PyeongChang of South Korea on 2018 02 09 PyeongChang PUBLICATIONxNOTxINxAUT EX_GRO

09.02.2018, Olympic Stadium, Pyeongchang, KOR, PyeongChang 2018, Er?ffnungsfeier, im Bild Uebersicht Choreografie // a general view choreography during the Opening Ceremony of the Pyeongchang 2018 Winter Olympic Games Olympische Spiele Olympia OS at the Olympic Stadium in Pyeongchang, South Korea on 2018/02/09. Pyeongchang *** 09 02 2018 Olympic Stadium PyeongChang KOR PyeongChang 2018 opening ceremony in the image summary view a general choreography choreography during the opening ceremony of the PyeongChang 2018 Winter Olympic Games at the Olympic Stadium in PyeongChang of South Korea on 2018 02 09 PyeongChang PUBLICATIONxNOTxINxAUT EX_GRO

09.02.2018, Olympic Stadium, Pyeongchang, KOR, PyeongChang 2018, Er?ffnungsfeier, im Bild Uebersicht Choreografie // a general view choreography during the Opening Ceremony of the Pyeongchang 2018 Winter Olympic Games Olympische Spiele Olympia OS at the Olympic Stadium in Pyeongchang, South Korea on 2018/02/09. Pyeongchang *** 09 02 2018 Olympic Stadium PyeongChang KOR PyeongChang 2018 opening ceremony in the image summary view a general choreography choreography during the opening ceremony of the PyeongChang 2018 Winter Olympic Games at the Olympic Stadium in PyeongChang of South Korea on 2018 02 09 PyeongChang PUBLICATIONxNOTxINxAUT EX_GRO

09.02.2018, Olympic Stadium, Pyeongchang, KOR, PyeongChang 2018, Er?ffnungsfeier, im Bild das olympische Feuer // the Olympic flame during the Opening Ceremony of the Pyeongchang 2018 Winter Olympic Games Olympische Spiele Olympia OS at the Olympic Stadium in Pyeongchang, South Korea on 2018/02/09. Pyeongchang *** 09 02 2018 Olympic Stadium PyeongChang KOR PyeongChang 2018 opening ceremony in the picture the Olympic flame the Olympic flame during the opening ceremony of the PyeongChang 2018 Winter Olympic Games at the Olympic Stadium in PyeongChang of South Korea on 2018 02 09 PyeongChang PUBLICATIONxNOTxINxAUT EX_GRO

Performers dance at the Olympic stadium during the opening ceremonies at the 2018 Winter Olympic Games in Pyeongchang, South Korea, on Friday, February 9, 2018. Photo by THE CANADIAN PRESS/Nathan Denette/ABACAPRESS.COM

The Olympic flame is seen through rays of light during the opening ceremony at the 2018 Winter Olympic Games in Pyeongchang, South Korea, Friday, Feb. 9, 2018. Photo by THE CANADIAN PRESS/Paul Chiasson/ABACAPRESS.COM

The Olympic caldron burns following the torch lighting during the opening ceremonies at the 2018 Winter Olympic Games in Pyeongchang, South Korea, on Friday, February 9, 2018. Photo by THE CANADIAN PRESS/Nathan Denette/ABACAPRESS.COM

Performers dance at the Olympic stadium during the opening ceremonies at the 2018 Winter Olympic Games in Pyeongchang, South Korea, on Friday, February 9, 2018. Photo by THE CANADIAN PRESS/Nathan Denette/ABACAPRESS.COM

North Korea's Jong Su Hyon, right, and South Korea's Park Jong-ah carry the Olympic torch to the caldron at the Olympic stadium during the opening ceremonies at the 2018 Winter Olympic Games in Pyeongchang, South Korea, on Friday, February 9, 2018. Photo by THE CANADIAN PRESS/Nathan Denette/ABACAPRESS.COM

09-02-2018 OPENING OLYMPISCHE SPELEN: OLYMPIC GAMES: PEYONGCHANG 2018 Noord Korea fans Foto: Sander Chamid

09-02-2018 OPENING OLYMPISCHE SPELEN: OLYMPIC GAMES: PEYONGCHANG 2018 Noord Korea fans Foto: Sander Chamid

09-02-2018 OPENING OLYMPISCHE SPELEN: OLYMPIC GAMES: PEYONGCHANG 2018 Noord Korea fans Foto: Sander Chamid

09-02-2018 OPENING OLYMPISCHE SPELEN: OLYMPIC GAMES: PEYONGCHANG 2018 Team Japan Foto: Sander Chamid

09-02-2018 OPENING OLYMPISCHE SPELEN: OLYMPIC GAMES: PEYONGCHANG 2018 Team Japan Foto: Sander Chamid

The Olympic flame is lit at the opening ceremony of the Winter Olympics in Pyeongchang, South Korea, 9 February 2018. Photo: Angelika Warmuth/dpa

The Olympic flame is lit at the opening ceremony of the Winter Olympics in Pyeongchang, South Korea, 9 February 2018. Photo: Angelika Warmuth/dpa

09-02-2018 OPENING OLYMPISCHE SPELEN: OLYMPIC GAMES: PEYONGCHANG 2018 Noord Korea fans Foto: Sander Chamid

09-02-2018 OPENING OLYMPISCHE SPELEN: OLYMPIC GAMES: PEYONGCHANG 2018 Noord Korea fans Foto: Sander Chamid

Ice dancers Tessa Virtue and Scott Moir lead the Canadian team into the stadium during the opening ceremony at the 2018 Winter Olympic Games in Pyeongchang, South Korea, Friday, Feb. 9, 2018. Photo by THE CANADIAN PRESS/Paul Chiasson/ABACAPRESS.COM

Performers dance at the Olympic stadium during the opening ceremonies at the 2018 Winter Olympic Games in Pyeongchang, South Korea, on Friday, February 9, 2018. Photo By the Canadian Press/Nathan Denette/ABACAPRESS.COM

Russian athletes arrive using the Olympic flag at the Olympic stadium during the opening ceremonies at the 2018 Olympic Winter Games in Pyeongchang, South Korea on Friday, February 9, 2018. Photo By the Canadian Press/Nathan Denette/ABACAPRESS.COM

North Korea Cheerleaders (PRK), FEBRUARY 9, 2018 : The Opening ceremony at Pyeongchang Olympic Stadium during the PyeongChang 2018 Olympic Winter Games in Pyeongchang, South Korea. (Photo by MATSUO.K/AFLO SPORT)

North Korea Cheerleaders (PRK), FEBRUARY 9, 2018 : The Opening ceremony at Pyeongchang Olympic Stadium during the PyeongChang 2018 Olympic Winter Games in Pyeongchang, South Korea. (Photo by MATSUO.K/AFLO SPORT)

North Korea Cheerleaders (PRK), FEBRUARY 9, 2018 : The Opening ceremony at Pyeongchang Olympic Stadium during the PyeongChang 2018 Olympic Winter Games in Pyeongchang, South Korea. (Photo by MATSUO.K/AFLO SPORT)

General view, FEBRUARY 9, 2018 : PyeongChang 2018 Olympic Winter Games Opening Ceremony at PyeongChang Olympic Stadium in Pyeongchang, South Korea. (Photo by Yohei Osada/AFLO SPORT)

Fireworks, FEBRUARY 9, 2018 : PyeongChang 2018 Olympic Winter Games Opening Ceremony at PyeongChang Olympic Stadium in Pyeongchang, South Korea. (Photo by YUTAKA/AFLO SPORT)

Fireworks, FEBRUARY 9, 2018 : PyeongChang 2018 Olympic Winter Games Opening Ceremony at PyeongChang Olympic Stadium in Pyeongchang, South Korea. (Photo by YUTAKA/AFLO SPORT)

General view, FEBRUARY 9, 2018 : PyeongChang 2018 Olympic Winter Games Opening Ceremony at PyeongChang Olympic Stadium in Pyeongchang, South Korea. (Photo by MATSUO.K/AFLO SPORT)

North Korea's cheerleaders,Opening Ceremony Olympic Winter Games PyeongChang 2018, PyeongChang Olympic Stadium, South Korea on February 09, 2018. (Photo by Enrico Calderoni/AFLO SPORT)

North Korea's cheerleaders,Opening Ceremony Olympic Winter Games PyeongChang 2018, PyeongChang Olympic Stadium, South Korea on February 09, 2018. (Photo by Enrico Calderoni/AFLO SPORT)

North Korea's cheerleaders,Opening Ceremony Olympic Winter Games PyeongChang 2018, PyeongChang Olympic Stadium, South Korea on February 09, 2018. (Photo by Enrico Calderoni/AFLO SPORT)

The Olympic Flame, FEBRUARY 9, 2018 : PyeongChang 2018 Olympic Winter Games Opening Ceremony at PyeongChang Olympic Stadium in Pyeongchang, South Korea. (Photo by Yohei Osada/AFLO SPORT)

North Korea Cheerleaders (PRK), FEBRUARY 9, 2018 : PyeongChang 2018 Olympic Winter Games Opening Ceremony at PyeongChang Olympic Stadium in Pyeongchang, South Korea. (Photo by Yohei Osada/AFLO SPORT)

From left; Singers Ha Hyun-woo, Lee Eun-mi, Jeon In-kwon and An Ji-yeong perform during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (Sean Haffey/Pool Photo via AP)

South Korean Olympic figure skating champion Yuna Kim performs before lighting the Olympic flame during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (AP Photo/David J. Phillip,Pool)

Fireworks go off after the Olympic flame was lit during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (Sean Haffey/Pool Photo via AP), APTOPIX

Fireworks go off after the Olympic flame was lit during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (Sean Haffey/Pool Photo via AP)

Fireworks go off after the Olympic flame was lit during the opening ceremony of the 2018 Winter Olympics in Pyeongchang, South Korea, Friday, Feb. 9, 2018. (Sean Haffey/Pool Photo via AP), APTOPIX