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The team from Latvia LAT-1, with Oskars Melbardis, Daumants Dreiskens, Arvis Vilkaste and Janis Strenga, take a curve during the men's four-man bobsled competition final at the 2014 Winter Olympics, Sunday, Feb. 23, 2014, in Krasnaya Polyana, Russia. (AP Photo/Michael Sohn) ( Sochi Olympics Bobsleigh Men )

Pilot Edwin van Calker, Bror van der Zijde, Sybren Jansma and Arno Klaassen of the Netherlands team 1 make a run during the Men's Four-Man Bobsleigh on Day 16 of the Sochi 2014 Winter Olympics at Sliding Center Sanki on February 23, 2014 in Sochi, Russia. (Photo by Lars Baron/Getty Images) ( 474368153 )

Pilot Steven Holcomb, Curtis Tomasevicz, Steven Langton and Christopher Fogt of the United States team 1 a run during the Men's Four-Man Bobsleigh on Day 16 of the Sochi 2014 Winter Olympics at Sliding Center Sanki on February 23, 2014 in Sochi, Russia. (Photo by Adam Pretty/Getty Images) ( 474367895 )

The team from Latvia LAT-2, with Oskars Kibermanis, Raivis Broks, Helvijs Lusis and Vairis Leiboms, start their third run during the men's four-man bobsled competition final at the 2014 Winter Olympics, Sunday, Feb. 23, 2014, in Krasnaya Polyana, Russia. (AP Photo/Natacha Pisarenko) ( Sochi Olympics Bobsleigh Men )

Team Japan competes in the four-man bobsled at Sanki Sliding Center during the 2014 Sochi Olympics Saturday February 22, 2014. They are currently in 26th place with a time of 56.41. (Photo by Chris Detrick/The Salt Lake Tribune) ( four-man bobsled at Sanki Sliding Center )

Pilot Alexander Zubkov, Alexey Negodaylo, Dmitry Trunenkov and Alexey Voevoda of Russia team 1 celebrate winning the gold medal during the Men's Four-Man Bobsleigh on Day 16 of the Sochi 2014 Winter Olympics at Sliding Center Sanki on February 23, 2014 in Sochi, Russia. (Photo by Alex Livesey/Getty Images) ( 474369871 )

The Netherlands team competes in the four-man bobsled at Sanki Sliding Center during the 2014 Sochi Olympics Saturday February 22, 2014. They are currently in 13th place with a time of 55.55. (Photo by Chris Detrick/The Salt Lake Tribune) ( four-man bobsled at Sanki Sliding Center )

Pilot Lyndon Rush, Lascelles Brown, David Bissett and Neville Wright of Canada team 2 make a run during the Men's Four-Man Bobsleigh on Day 16 of the Sochi 2014 Winter Olympics at Sliding Center Sanki on February 23, 2014 in Sochi, Russia. (Photo by Lars Baron/Getty Images) ( 474375313 )

Pilot Yunjong Won, Youngjin Suk, Junglin Jun and Youngwoo Seo of Korea team 1 make a run during the Men's Four-Man Bobsleigh on Day 16 of the Sochi 2014 Winter Olympics at Sliding Center Sanki on February 23, 2014 in Sochi, Russia. (Photo by Adam Pretty/Getty Images) ( 474368329 )

Russian's Alexander Zubkov celebrates after winning during the four-man bobsled competition at Sanki Sliding Center during the 2014 Sochi Olympics Sunday February 23, 2014. Team Russia won the gold medal with a cumulative time of 3:40.60. (Photo by Chris Detrick/The Salt Lake Tribune) ( four-man bobsled at Sanki Sliding Center )

Team Switzerland competes in the four-man bobsled at Sanki Sliding Center during the 2014 Sochi Olympics Saturday February 22, 2014. They are currently in ninth place with a time of 55.21. (Photo by Chris Detrick/The Salt Lake Tribune) ( four-man bobsled at Sanki Sliding Center )

One of the Australian team AUS-1 members holds a thank you note after their third run during the men's four-man bobsled competition final at the 2014 Winter Olympics, Sunday, Feb. 23, 2014, in Krasnaya Polyana, Russia. (AP Photo/Jae C. Hong) ( Sochi Olympics Bobsleigh Men )

The team from the United States USA-1, with Steven Holcomb, Curtis Tomasevicz, Steven Langton and Christopher Fogt, start their third run during the men's four-man bobsled competition final at the 2014 Winter Olympics, Sunday, Feb. 23, 2014, in Krasnaya Polyana, Russia. (AP Photo/Natacha Pisarenko) ( Sochi Olympics Bobsleigh Men )

Russian Prime Minister Dmitry Medvedev (L) and Latvia Bobsleigh team coach Zintis Ekmanis speak during the Men's Four-Man Bobsleigh on Day 16 of the Sochi 2014 Winter Olympics at Sliding Center Sanki on February 23, 2014 in Sochi, Russia. (Photo by Adam Pretty/Getty Images) ( 474375841 )

The team from Brazil BRA-1, with Edson Bindilatti, Odirlei Pessoni, Edson Ricardo Martins and Fabio Goncalves Silva, struggles at the start of their third run during the men's four-man bobsled competition final at the 2014 Winter Olympics, Sunday, Feb. 23, 2014, in Krasnaya Polyana, Russia. (AP Photo/Natacha Pisarenko) ( Sochi Olympics Bobsleigh Men )

Latvia-2 competes in the four-man bobsled at Sanki Sliding Center during the 2014 Sochi Olympics Saturday February 22, 2014. They are currently in 15th place with a time of 55.68. (Photo by Chris Detrick/The Salt Lake Tribune) ( four-man bobsled at Sanki Sliding Center )

The team from Russia RUS-1, with Alexander Zubkov, Alexey Negodaylo, Dmitry Trunenkov, and Alexey Voevoda, celebrates after they won the gold medal during the men's four-man bobsled competition final at the 2014 Winter Olympics, Sunday, Feb. 23, 2014, in Krasnaya Polyana, Russia. (AP Photo/Natacha Pisarenko) ( APTOPIX Sochi Olympics Bobsleigh Men )

Russian fans cheer during the four-man bobsled competition at Sanki Sliding Center during the 2014 Sochi Olympics Sunday February 23, 2014. They won the bronze medal with a cumulative time of 3:40.99. (Photo by Chris Detrick/The Salt Lake Tribune) ( four-man bobsled at Sanki Sliding Center )

Pilot Hiroshi Suzuki, Toshiki Kuroiwa, Shintaro Sato and Hisashi Miyazaki of Japan team 1 make a run during the Men's Four-Man Bobsleigh on Day 16 of the Sochi 2014 Winter Olympics at Sliding Center Sanki on February 23, 2014 in Sochi, Russia. (Photo by Cameron Spencer/Getty Images) ( 474362667 )

The team from Russia RUS-1, with Alexander Zubkov, Alexey Negodaylo, Dmitry Trunenkov, and Alexey Voevoda, celebrate after they won the gold medal during the men's four-man bobsled competition final at the 2014 Winter Olympics, Sunday, Feb. 23, 2014, in Krasnaya Polyana, Russia. (AP Photo/Dita Alangkara) ( Sochi Olympics Bobsleigh Men )

Pilot Beat Hefti, Alex Baumann, Juerg Egger and Thomas Lamparter of Switzerland team 1 make a run during the Men's Four-Man Bobsleigh on Day 16 of the Sochi 2014 Winter Olympics at Sliding Center Sanki on February 23, 2014 in Sochi, Russia. (Photo by Lars Baron/Getty Images) ( 474375245 )

Pilot Andreas Neagu, Florin Craciun, Paul Muntean and Danut Moldovan of Romania team 1 make a run during the Men's Four Man Bobsleigh on day 16 of the Sochi 2014 Winter Olympics at Sliding Center Sanki on February 23, 2014 in Sochi, Russia. (Photo by Mike Ehrmann/Getty Images) ( 474380547 )

The team from Russia RUS-2, with Alexander Kasjanov, Ilvir Huzin, Maxim Belugin and Aleksei Pushkarev, start their third run during the men's four-man bobsled competition final at the 2014 Winter Olympics, Sunday, Feb. 23, 2014, in Krasnaya Polyana, Russia. (AP Photo/Natacha Pisarenko) ( Sochi Olympics Bobsleigh Men )

The team from France FRA-1, with Loic Costerg, Romain Heinrich, Florent Ribet and Elly Lefort, react after their final run during the men's four-man bobsled competition final at the 2014 Winter Olympics, Sunday, Feb. 23, 2014, in Krasnaya Polyana, Russia. (AP Photo/Dita Alangkara) ( APTOPIX Sochi Olympics Bobsleigh Men )

USA's Steven Holcomb, Chris Fogt, Curtis Tomasevicz, and Steve Langton, celebrate after the four-man bobsled at Sanki Sliding Center during the 2014 Sochi Olympics Sunday February 23, 2014. They won the bronze medal with a cumulative time of 3:40.99. (Photo by Chris Detrick/The Salt Lake Tribune) ( four-man bobsled at Sanki Sliding Center )

The team from Russia RUS-1, with Alexander Zubkov, Alexey Negodaylo, Dmitry Trunenkov, and Alexey Voevoda, jump onto the medal stand after they won the gold medal during the men's four-man bobsled competition final at the 2014 Winter Olympics, Sunday, Feb. 23, 2014, in Krasnaya Polyana, Russia. (AP Photo/Dita Alangkara) ( Sochi Olympics Bobsleigh Men )

USA's Steven Holcomb, Chris Fogt, Curtis Tomasevicz, and Steve Langton, celebrate during the medal ceremony at the finish of the four-man bobsled at Sanki Sliding Center during the 2014 Sochi Olympics Sunday February 23, 2014. They won the bronze medal with a cumulative time of 3:40.99. (Photo by Chris Detrick/The Salt Lake Tribune) ( four-man bobsled at Sanki Sliding Center )

Pilot Steven Holcomb, Curtis Tomasevicz, Steven Langton and Christopher Fogt of the United States team 1 finish a run during the Men's Four-Man Bobsleigh on Day 16 of the Sochi 2014 Winter Olympics at Sliding Center Sanki on February 23, 2014 in Sochi, Russia. (Photo by Alex Livesey/Getty Images) ( 474369605 )

USA's pilot Steven Holcomb celebrates with USA bobsled Head Coach Brian Shimer and Nick Cunningham after the four-man bobsled at Sanki Sliding Center during the 2014 Sochi Olympics Sunday February 23, 2014. They won the bronze medal with a cumulative time of 3:40.99. (Photo by Chris Detrick/The Salt Lake Tribune) ( four-man bobsled at Sanki Sliding Center )

Team Latvia, Russia and USA celebrate during the medal ceremony at the finish of the four-man bobsled at Sanki Sliding Center during the 2014 Sochi Olympics Sunday February 23, 2014. Russia won gold. Latvia won silver and USA won bronze. (Photo by Chris Detrick/The Salt Lake Tribune) ( four-man bobsled at Sanki Sliding Center )

Russian President Vladimir Putin, (4th L) stands next to Alexander Zubkov (3rd L), gold medalist in the two-man and four-man bobsled for Russia, during the 2014 Sochi Winter Olympics Closing Ceremony at Fisht Olympic Stadium on February 23, 2014 in Sochi, Russia. (Photo by David Goldman-Pool/Getty Images) ( 474421177 )