Unidentified gunmen wearing camouflage uniforms block the entrance of the Crimean Parliament building in Simferopol, Ukraine, Saturday, March 1, 2014. The discord between Russia and Ukraine sharpened Saturday when the pro-Russian leader of Ukraine's Crimea region claimed control of the military and police and appealed to Russia's president for help in keeping peace there. Signs on a wall read "Parliament of Crimean Republic" and poster at right reads "Crimea Russia". (AP Photo/Ivan Sekretarev)

A man holds a Russian flag as people gather outside the Parliament building in Simferopol, Ukraine, Saturday, March 1, 2014. The discord between Russia and Ukraine sharpened Saturday when the pro-Russian leader of Ukraine's Crimea region claimed control of the military and police and appealed to Russia's president for help in keeping peace there. (AP Photo/Ivan Sekretarev)

Unidentified gunmen wearing camouflage uniforms block the entrance of the Crimean Parliament building in Simferopol, Ukraine, Saturday, March 1, 2014. The discord between Russia and Ukraine sharpened Saturday when the pro-Russian leader of Ukraine's Crimea region claimed control of the military and police and appealed to Russia's president for help in keeping peace there. Poster reads "Crimea Russia". (AP Photo/Ivan Sekretarev)

Unidentified gunmen wearing camouflage uniforms block the entrance of the Crimean Parliament building in Simferopol, Ukraine, Saturday, March 1, 2014. The discord between Russia and Ukraine sharpened Saturday when the pro-Russian leader of Ukraine's Crimea region claimed control of the military and police and appealed to Russia's president for help in keeping peace there. (AP Photo/Ivan Sekretarev)

Unidentified gunmen wearing camouflage uniforms block the entrance of the Crimean Parliament building in Simferopol, Ukraine, Saturday, March 1, 2014. The discord between Russia and Ukraine sharpened Saturday when the pro-Russian leader of Ukraine's Crimea region claimed control of the military and police and appealed to Russia's president for help in keeping peace there. Poster reads "Crimea Russia". (AP Photo/Ivan Sekretarev)

A young woman holds a placard reading "Russian spring" as she and others stage a small rally outside the Parliament building in Simferopol, Ukraine, Saturday, March 1, 2014. The discord between Russia and Ukraine sharpened Saturday when the pro-Russian leader of Ukraine's Crimea region claimed control of the military and police and appealed to Russia's president for help in keeping peace there. (AP Photo/Ivan Sekretarev)

A statue of Soviet founder Vladimir Lenin in background as local residents carry giant Russian flags and shout slogans while rallying on the streets of Simferopol, Ukraine, on Saturday, March 1, 2014. Russian President Vladimir Putin asked his parliament Saturday for permission to use the country's military in Ukraine, moving to formalize what Ukrainian officials described as an ongoing deployment of Russian military on the country's strategic region of Crimea. (AP Photo/Ivan Sekretarev)

Local residents carry giant Russian flags and shout slogans rallying in front of parliament building, in the Crimean capital Simferopol, Ukraine, Saturday, March 1, 2014. Russian President Vladimir Putin asked parliament Saturday for permission to use the country's military in Ukraine, moving to formalize what Ukrainian officials described as an ongoing deployment of Russian military on the country's strategic region of Crimea. (AP Photo/Ivan Sekretarev)

Local residents carry giant Russian flags and shout slogans rallying over the streets of Crimean capital Simferopol, Ukraine, on Saturday, March 1, 2014. Russian President Vladimir Putin asked parliament Saturday for permission to use the country's military in Ukraine, moving to formalize what Ukrainian officials described as an ongoing deployment of Russian military on the country's strategic region of Crimea. (AP Photo/Ivan Sekretarev)

Local residents carry Russian flags and shout slogans rallying over the streets of Crimean capital Simferopol, Ukraine, on Saturday, March 1, 2014. Russian President Vladimir Putin asked parliament Saturday for permission to use the country's military in Ukraine, moving to formalize what Ukrainian officials described as an ongoing deployment of Russian military on the country's strategic region of Crimea. (AP Photo/Ivan Sekretarev)

Local residents carry a Russian flag and shout slogans rallying over the streets of Crimean capital Simferopol, Ukraine, on Saturday, March 1, 2014. Russian President Vladimir Putin asked parliament Saturday for permission to use the country's military in Ukraine, moving to formalize what Ukrainian officials described as an ongoing deployment of Russian military on the country's strategic region of Crimea. (AP Photo/Ivan Sekretarev)

People walk past anti-Yanukovych protesters guarding a barricade in Kiev's Independence Square, the epicenter of the country's current unrest, Ukraine, Saturday, March 1, 2014. The pro-Russian prime minister of Ukraine's restive Crimea is claiming control of all military forces, police and other security services in the region. In a statement reported by local and Russian news agencies on Saturday, Sergei Aksenov declares that the armed forces, the police, the national security service and border guards will answer only to his orders. He says that any commanders who don't agree should leave their posts. (AP Photo/Emilio Morenatti)

Protesters, one them holding an Ukraine flag, demonstrate against the military intervention of Russia in Crimea as they gather in Kiev's Independence Square, the epicenter of the country's current unrest, Ukraine, Saturday, March 1, 2014. Russia's parliament granted President Vladimir Putin permission to use the country's military in Ukraine and also recommended Saturday that Moscow's ambassador be recalled from Washington over comments made by President Barack Obama. The unanimous vote in an emergency session formalized what Ukrainian officials described as an invasion of Russian troops in the strategic region of Crimea. With pro-Russian protests breaking out in other parts of Ukraine, Moscow now could send its military elsewhere in Ukraine. (AP Photo/Emilio Morenatti)

Pro-Russian activists wave Russian flags as they demonstrate in Semferopol, the administrative center of Crimea, on March 1, 2014. Russia's parliament on March 1 gave President Vladimir Putin the go-ahead to send troops into Ukraine, despite a warning from Washington that such a deployment would results in "costs" for Moscow. The stark escalation of the ex-Soviet country's three-month political crisis came amid growing instability in Ukraine's predominantly Russian peninsula of Crimea that has housed Kremlin navies for nearly 250 years. AFP PHOTO/ GENYA SAVILOV

Pro-Russian activists wave a giant Russian flag near a statue of Lenin as they rally in Simferopol, the administrative center of Crimea, on March 1, 2014. Russia's parliament on March 1 gave President Vladimir Putin the go-ahead to send troops into Ukraine, despite a warning from Washington that such a deployment would results in "costs" for Moscow. The stark escalation of the ex-Soviet country's three-month political crisis came amid growing instability in Ukraine's predominantly Russian peninsula of Crimea that has housed Kremlin navies for nearly 250 years. AFP PHOTO/ GENYA SAVILOV

A pro-Russian activist holds part of a giant Russian flag near a statue of Lenin during a rally in Simferopol, the administrative center of Crimea, on March 1, 2014. Russia's parliament on March 1 gave President Vladimir Putin the go-ahead to send troops into Ukraine, despite a warning from Washington that such a deployment would results in "costs" for Moscow. The stark escalation of the ex-Soviet country's three-month political crisis came amid growing instability in Ukraine's predominantly Russian peninsula of Crimea that has housed Kremlin navies for nearly 250 years. AFP PHOTO/ GENYA SAVILOV

Pro-Russian activists hold a giant Russian flag near a statue of Lenin as they rally in Simferopol, the administrative center of Crimea, on March 1, 2014. Russia's parliament on March 1 gave President Vladimir Putin the go-ahead to send troops into Ukraine, despite a warning from Washington that such a deployment would results in "costs" for Moscow. The stark escalation of the ex-Soviet country's three-month political crisis came amid growing instability in Ukraine's predominantly Russian peninsula of Crimea that has housed Kremlin navies for nearly 250 years. AFP PHOTO/ GENYA SAVILOV

A pro-Russian activist holds a Russian flag during a rally in Simferopol, the administrative center of Crimea, on March 1, 2014. Russia's parliament on March 1 gave President Vladimir Putin the go-ahead to send troops into Ukraine, despite a warning from Washington that such a deployment would results in "costs" for Moscow. The stark escalation of the ex-Soviet country's three-month political crisis came amid growing instability in Ukraine's predominantly Russian peninsula of Crimea that has housed Kremlin navies for nearly 250 years. AFP PHOTO/ GENYA SAVILOV

Pro-Russian activists hold a giant Russian flag as they rally in Simferopol, the administrative center of Crimea, on March 1, 2014. Russia's parliament on March 1 gave President Vladimir Putin the go-ahead to send troops into Ukraine, despite a warning from Washington that such a deployment would results in "costs" for Moscow. The stark escalation of the ex-Soviet country's three-month political crisis came amid growing instability in Ukraine's predominantly Russian peninsula of Crimea that has housed Kremlin navies for nearly 250 years. AFP PHOTO/ GENYA SAVILOV

Pro-Russian activists wave a giant Russian flag as they rally in Simferopol, the administrative center of Crimea, on March 1, 2014. Russia's parliament on March 1 gave President Vladimir Putin the go-ahead to send troops into Ukraine, despite a warning from Washington that such a deployment would results in "costs" for Moscow. The stark escalation of the ex-Soviet country's three-month political crisis came amid growing instability in Ukraine's predominantly Russian peninsula of Crimea that has housed Kremlin navies for nearly 250 years. AFP PHOTO/ GENYA SAVILOV