Russian soldiers raise China's flag as the Chinese Olympic delegation watches during a team welcoming ceremony before the 2014 Winter Olympics, Wednesday, Feb. 5, 2014, in Sochi, Russia. (AP Photo/Vadim Ghirda)

Russian soldiers salute after raising China's flag as the Chinese Olympic team watches during a team welcoming ceremony at the 2014 Winter Olympics, Wednesday, Feb. 5, 2014, in Sochi, Russia. (AP Photo/Vadim Ghirda)

Russian soldiers raise China's flag as the Chinese Olympic team watches during a team welcoming ceremony at the 2014 Winter Olympics, Wednesday, Feb. 5, 2014, in Sochi, Russia. (AP Photo/Vadim Ghirda)

Russian women beat drums during a welcoming ceremony for the Chinese Olympic team at the 2014 Winter Olympics, Wednesday, Feb. 5, 2014, in Sochi, Russia. (AP Photo/Vadim Ghirda)

Russian soldiers stand at attention before a welcoming ceremony for the Chinese Olympic team at the 2014 Winter Olympics, Wednesday, Feb. 5, 2014, in Sochi, Russia. (AP Photo/Vadim Ghirda)

The Chinese Olympic team arrives for a welcoming ceremony at the 2014 Winter Olympics, Wednesday, Feb. 5, 2014, in Sochi, Russia. (AP Photo/Vadim Ghirda)

A member of Russian honor guard holds the flag of Morocco before a welcome ceremony at the Mountain Olympic Village prior to the 2014 Winter Olympics, Wednesday, Feb. 5, 2014, in Krasnaya Polyana, Russia. (AP Photo/Jae C. Hong)

Members of the Chinese Olympic team pose with Olympic mascots after a welcoming ceremony before the 2014 Winter Olympics, Wednesday, Feb. 5, 2014, in Sochi, Russia. (AP Photo/Vadim Ghirda)