Russia

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Canada skip Jennifer Jones throws a rock during round robin women's curling competition against Russia at the Sochi Winter Olympics Saturday, Feb. 15, 2014, in Sochi, Russia. (AP Photo/The Canadian Press, Adrian Wyld)

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Canada's Brad Jacobs, back, watches as Ryan Harnden, left, and E.J. Harnden, right, sweep the ice during the men's curling match against the United States at the 2014 Winter Olympics, Sunday, Feb. 16, 2014, in Sochi, Russia. (AP Photo/Wong Maye-E)

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The team from the United States USA-2, piloted by Jamie Greubel with brakeman Aja Evans, left, wave to fans after their second run during the women's two-man bobsled competition at the 2014 Winter Olympics, Tuesday, Feb. 18, 2014, in Krasnaya Polyana, Russia. (AP Photo/Dita Alangkara)

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The team from Canada CAN-1, piloted Kaillie Humphries with brakeman Heather Moyse, speed down the track during the women's two-man bobsled competition at the 2014 Winter Olympics, Tuesday, Feb. 18, 2014, in Krasnaya Polyana, Russia. (AP Photo/Michael Sohn)

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The team from the United States USA-1, piloted by Elana Meyers with brakeman Lauryn Williams, speed down the track during the women's two-man bobsled competition at the 2014 Winter Olympics, Tuesday, Feb. 18, 2014, in Krasnaya Polyana, Russia. (AP Photo/Michael Sohn)

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Czech Republic's Ondrej Moravec celebrates winning the bronze as silver medalist France's Martin Fourcade watches him, during the men's biathlon 15k mass-start, at the 2014 Winter Olympics, Tuesday, Feb. 18, 2014, in Krasnaya Polyana, Russia. (AP Photo/Felipe Dana)

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Czech Republic's Gabriela Soukalova competes to win the silver medal in the women's biathlon 12.5k mass-start, at the 2014 Winter Olympics, Monday, Feb. 17, 2014, in Krasnaya Polyana, Russia. (AP Photo/Kirsty Wigglesworth)

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Norway's Emil Hegle Svendsen competes on his way to win the gold medal in the men's biathlon 15k mass-start, at the 2014 Winter Olympics, Tuesday, Feb. 18, 2014, in Krasnaya Polyana, Russia. (AP Photo/Felipe Dana)

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Norway's Ole Einar Bjoerndalen skis during the men's biathlon 20k individual race, at the 2014 Winter Olympics, Thursday, Feb. 13, 2014, in Krasnaya Polyana, Russia. (AP Photo/Kirsty Wigglesworth)

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Norway forward Mats Olsen Rosseli looks to intercept a pass by Russia defenseman Anton Belov in the first period of a men's ice hockey game at the 2014 Winter Olympics, Tuesday, Feb. 18, 2014, in Sochi, Russia. (AP Photo/Mark Humphrey)

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Czech Republic forward Michael Frolik navigates between sticks during the second period of the 2014 Winter Olympics men's ice hockey game against Slovakia at Shayba Arena, Tuesday, Feb. 18, 2014, in Sochi, Russia. (AP Photo/Petr David Josek)

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This Feb. 11, 2014 photo released by NBC shows co-hosts, from left, Natalie Morales, Savannah Guthrie, Matt Lauer and Al Roker on the "Today" show on location in Sochi, Russia for the Winter Olympics. (AP Photo/NBC, Joe Scarnici)

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A Russian skating fan holds the country's national flag over the Olympic rings before the start of the men's 10,000-meter speedskating race at Adler Arena Skating Center during the 2014 Winter Olympics in Sochi, Russia, Tuesday, Feb. 18, 2014.(AP Photo/David J. Phillip )