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United States and Canada fans attend the Men's Ice Hockey Semifinal Playoff between Canada and the United States on Day 14 of the 2014 Sochi Winter Olympics at Bolshoy Ice Dome on February 21, 2014 in Sochi, Russia. (Photo by Martin Rose/Getty Images) ( 470955417 )

Canada defenseman Shea Weber, left, trips over USA forward David Backes during the third period of a men's semifinal ice hockey game at the 2014 Winter Olympics, Friday, Feb. 21, 2014, in Sochi, Russia. (AP Photo/Julio Cortez) ( APTOPIX Sochi Olympics Ice Hockey Men )

Team USA watches late in the third period against Canada during a men's semifinal ice hockey game at the 2014 Winter Olympics, Friday, Feb. 21, 2014, in Sochi, Russia. Canada won 1-0. (AP Photo/Petr David Josek) ( Sochi Olympics Ice Hockey Men )

Canada's Patrick Sharp (R) controls the puck during the Men's Ice Hockey Semifinals USA vs Canada at the Bolshoy Ice Dome during the Sochi Winter Olympics on February 21, 2014. JOHN MACDOUGALL/AFP/Getty Images ( 527347906 )

Canada's Jamie Benn (C) celebrates with teammate Canada's Corey Perry (R) after scoring against US goalkeeper Jonathan Quick during the Men's Ice Hockey Semifinals USA vs Canada at the Bolshoy Ice Dome during the Sochi Winter Olympics on February 21, 2014. JULIO CORTEZ/AFP/Getty Images ( 527351772 )

Jamie Benn of Canada celebrates his goal against the United States in second period of the men's semifinal ice hockey game at the 2014 Winter Olympics, Friday, Feb. 21, 2014, in Sochi, Russia. Canada defeated the United States 1-0. (AP Photo/The Canadian Press, Adrian Wyld) ( Sochi Olympics Ice Hockey Men )

The Canada bench looks on as the seconds run out during the Men's Ice Hockey Semifinal Playoff against the United States on Day 14 of the 2014 Sochi Winter Olympics at Bolshoy Ice Dome on February 21, 2014 in Sochi, Russia. (Photo by Bruce Bennett/Getty Images) ( 470983233 )

Joe Pavelski #8 of the United States handles the puck against Jonathan Toews #16 of Canada in the second period during the Men's Ice Hockey Semifinal Playoff on Day 14 of the 2014 Sochi Winter Olympics at Bolshoy Ice Dome on February 21, 2014 in Sochi, Russia. (Photo by Martin Rose/Getty Images) ( 470969173 )

Canada forward Patrice Bergeron USA forward Ryan Callahan vie for the puck during the first period of a men's semifinal ice hockey game at the 2014 Winter Olympics, Friday, Feb. 21, 2014, in Sochi, Russia. (AP Photo/Julio Cortez) ( Sochi Olympics Ice Hockey Men )

Canada's supporters cheer during the Men's Ice Hockey Semifinals USA vs Canada at the Bolshoy Ice Dome during the Sochi Winter Olympics on February 21, 2014. Canada won 0-1. ALEXANDER NEMENOV/AFP/Getty Images ( 527353358 )

Canada's Chris Kunitz (R) tries to score against US goalkeeper Jonathan Quick during the Men's Ice Hockey Semifinals USA vs Canada at the Bolshoy Ice Dome during the Sochi Winter Olympics on February 21, 2014. ALEXANDER NEMENOV/AFP/Getty Images ( 527352132 )

Canada's Patrick Marleau (R) fight for the puck with US David Backes during the Men's Ice Hockey Semifinals USA vs Canada at the Bolshoy Ice Dome during the Sochi Winter Olympics on February 21, 2014. ALEXANDER NEMENOV/AFP/Getty Images ( 527352152 )

American and Canadian hockey fans cheer as Canada and the USA warm up before playing in a men's semifinal ice hockey game at the 2014 Winter Olympics, Friday, Feb. 21, 2014, in Sochi, Russia. (AP Photo/Petr David Josek) ( APTOPIX Sochi Olympics Ice Hockey Men )

USA forward David Backes mixes it up with Canada forward Patrick Sharp during the second period of the men's semifinal ice hockey game at the 2014 Winter Olympics, Friday, Feb. 21, 2014, in Sochi, Russia. (AP Photo/Matt Slocum) ( Sochi Olympics Ice Hockey Men )

A US supporter cheers before the start of the Men's Ice Hockey Semifinal match between the USA and Canada at the Bolshoy Ice Dome during the Sochi Winter Olympics on February 21, 2014. JONATHAN NACKSTRAND/AFP/Getty Images ( 527345931 )

US Ryan Kesler and US Zach Parise (C) fight for the puck with Canadian players during the Men's Ice Hockey Semifinals USA vs Canada at the Bolshoy Ice Dome during the Sochi Winter Olympics on February 21, 2014. ALEXANDER NEMENOV/AFP/Getty Images ( 527347107 )

Canada's Sidney Crosby (L) and US Paul Stastny fall on ice during the Men's Ice Hockey Semifinals USA vs Canada at the Bolshoy Ice Dome during the Sochi Winter Olympics on February 21, 2014. ALEXANDER NEMENOV/AFP/Getty Images ( 527351272 )

US Paul Stastny (R) comfronts Canada's goalkeeper Carey Price during the Men's Ice Hockey Semifinal match between the USA and Canada at the Bolshoy Ice Dome during the Sochi Winter Olympics on February 21, 2014. JONATHAN NACKSTRAND/AFP/Getty Images ( 527351364 )

US Phil Kessel holds his hockey stick following the team's 0-1 defeat to Canada in the Men's Ice Hockey Semifinals USA vs Canada at the Bolshoy Ice Dome during the Sochi Winter Olympics on February 21, 2014. ANDREJ ISAKOVIC/AFP/Getty Images ( 527352652 )

Canada's players celebrate at the end of the Men's Ice Hockey Semifinals USA vs Canada at the Bolshoy Ice Dome during the Sochi Winter Olympics on February 21, 2014. Canada won 0-1. ALEXANDER NEMENOV/AFP/Getty Images ( 527352577 )

Canada players Corey Perry, left, Matt Duchene, center, and Chris Kunitz, right celebrate on the bench as head coach Mike Babcock looks on after Canada beat the USA 1-0 in a men's semifinal ice hockey game at the 2014 Winter Olympics, Friday, Feb. 21, 2014, in Sochi, Russia. (AP Photo/The Canadian Press, Nathan Denette) ( Sochi Olympics Ice Hockey Men )

Sidney Crosby of Canada, left, greets goaltender Jonathan Quick of the United States after Canada beat the USA 1-0 in a men's semifinal ice hockey game at the 2014 Winter Olympics, Friday, Feb. 21, 2014, in Sochi, Russia. (AP Photo/The Canadian Press, Nathan Denette) ( Sochi Olympics Ice Hockey Men )

US player shake hands with Canada's players at the end of the Men's Ice Hockey Semifinals USA vs Canada at the Bolshoy Ice Dome during the Sochi Winter Olympics on February 21, 2014. Canada won 0-1. JOHN MACDOUGALL/AFP/Getty Images ( 527352763 )