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Gold medalists Alexander Zubkov and Alexey Voevoda of Russia team 1 celebrate during the flower ceremony for the Men's Two-Man Bobsleigh on Day 10 of the Sochi 2014 Winter Olympics at Sliding Center Sanki on February 17, 2014 in Sochi, Russia. (Photo by Adam Pretty/Getty Images) ( 469933007 )

Bronze medalists Steven Holcomb and Steven Langton of the United States team 1 celebrate during the flower ceremony for the Men's Two-Man Bobsleigh on Day 10 of the Sochi 2014 Winter Olympics at Sliding Center Sanki on February 17, 2014 in Sochi, Russia. (Photo by Adam Pretty/Getty Images) ( 469933013 )

Pilot Nick Cunningham and Dallas Robinson of the United States team 3 cheer their team-mates during the Men's Two-Man Bobsleigh on Day 10 of the Sochi 2014 Winter Olympics at Sliding Center Sanki on February 17, 2014 in Sochi, Russia. (Photo by Alex Livesey/Getty Images) ( 469929171 )

Pilot Steven Holcomb and Steven Langton of the United States team 1 celebrate during the Men's Two-Man Bobsleigh on Day 10 of the Sochi 2014 Winter Olympics at Sliding Center Sanki on February 17, 2014 in Sochi, Russia. (Photo by Alex Livesey/Getty Images) ( 469928771 )

Pilot Steven Holcomb and Steven Langton of the United States team 1 celebrate after a run during the Men's Two-Man Bobsleigh on Day 10 of the Sochi 2014 Winter Olympics at Sliding Center Sanki on February 17, 2014 in Sochi, Russia. (Photo by Alex Livesey/Getty Images) ( 469929047 )

USA-3 two-man bobsleigh pilot Nick Cunningham and brakeman Dallas Robinson congratulate teammates USA-2 pilot Cory Butner and brakeman Christopher Fogt at the end of their Bobsleigh Two-man Heat 4 and final run at the Sliding Center Sanki during the Sochi Winter Olympics on February 17, 2014. LEON NEAL/AFP/Getty Images ( 527180067 )

The team from the United States USA-3, piloted by Nick Cunningham, left, and brakeman Dallas Robinson, smile after their final run during the men's two-man bobsled competition at the 2014 Winter Olympics, Monday, Feb. 17, 2014, in Krasnaya Polyana, Russia. (AP Photo/Jae C. Hong) ( Sochi Olympics Bobsleigh Men )

The team from the United States USA-2, piloted by Cory Butner, left, and brakeman Christopher Fogt, wave to fans after their final run during the men's two-man bobsled competition at the 2014 Winter Olympics, Monday, Feb. 17, 2014, in Krasnaya Polyana, Russia. (AP Photo/Jae C. Hong) ( Sochi Olympics Bobsleigh Men )

The team from Russia RUS-1, piloted by Alexander Zubkov and brakeman Alexey Voevoda, cross into the finish area to win the gold medal during the men's two-man bobsled competition at the 2014 Winter Olympics, Monday, Feb. 17, 2014, in Krasnaya Polyana, Russia. (AP Photo/Dita Alangkara) ( Sochi Olympics Bobsleigh Men )

A fan wait for the start of the men's two-man bobsled competition at the 2014 Winter Olympics, Monday, Feb. 17, 2014, in Krasnaya Polyana, Russia. (AP Photo/Jae C. Hong) ( Sochi Olympics Bobsleigh Men )

The team from Jamaica JAM-1, piloted by Winston Watts and brakeman Marvin Dixon, take a curve during the men's two-man bobsled competition at the 2014 Winter Olympics, Monday, Feb. 17, 2014, in Krasnaya Polyana, Russia. (AP Photo/Natacha Pisarenko) ( Sochi Olympics Bobsleigh Men )

Yunjong Won and Seo Youngwoo of South Korea at at the start of the fourth run in the Two-Man Bobsleigh competition at the Sanki Sliding Center at the Sochi 2014 Olympic Games, Krasnaya Polyana, Russia, 17 February 2014. EPA/John G.Mabanglo ( epaselect RUSSIA SOCHI 2014 OLYMPIC GAMES )

Pilot Chris Spring and Jesse Lumsden of Canada team 2 make a run during the Men's Two-Man Bobsleigh on Day 10 of the Sochi 2014 Winter Olympics at Sliding Center Sanki on February 17, 2014 in Sochi, Russia. (Photo by Al Bello/Getty Images) ( 469923521 )

The team from Russia RUS-1, piloted by Alexander Zubkov and brakeman Alexey Voevoda, take a turn during the men's two-man bobsled competition at the 2014 Winter Olympics, Monday, Feb. 17, 2014, in Krasnaya Polyana, Russia. (AP Photo/Michael Sohn) ( Sochi Olympics Bobsleigh Men )

Australia-1 two-man bobsleigh pilot Heath Spence and brakeman Duncan Harvey compete in the Bobsleigh Two-man Heat 3 at the Sliding Center Sanki during the Sochi Winter Olympics on February 17, 2014. LEON NEAL/AFP/Getty Images ( 527177968 )

Silver medalists Beat Hefti and Alex Baumann of Switzerland team 1, gold medalists Alexander Zubkov and Alexey Voevoda of Russia team 1 and bronze medalists Steven Holcomb and Steven Langton of the United States team 1 celebrate during the flower ceremony for the Men's Two-Man Bobsleigh on Day 10 of the Sochi 2014 Winter Olympics at Sliding Center Sanki on February 17, 2014 in Sochi, Russia. (Photo by Adam Pretty/Getty Images) ( 469933005 )