North Korean cheeleaders attend the Men's 1500m Short Track Speed Skating qualifying on day one of the PyeongChang 2018 Winter Olympic Games at Gangneung Ice Arena on February 10, 2018 in Gangneung, South Korea. (Photo by Richard Heathcote/Getty Images)





Russia's Natalia Zabiiako and Russia's Alexander Enbert compete in the figure skating team event pair skating free skating during the Pyeongchang 2018 Winter Olympic Games at the Gangneung Ice Arena in Gangneung on February 11, 2018. (Photo by Mladen Antonov/AFP Photo)





Nathalie von Siebenthal of Switzerland (top right), Jessica Diggins (bottom) of the US and Teresa Stadlober of Austria after the Women's Cross Country 7,5 km + 7,5 km Skiathlon race at the Alpensia Cross Country Centre during the PyeongChang 2018 Olympic Games, South Korea, 10 February 2018. (Photo by Gian Ehrenzeller/EPA/EFE)





US Ryan Stassel competes during the qualification for the men' s snowboard slopestyle at the Phoenix Park during the Pyeongchang 2018 Winter Olympic Games on February 10, 2018 in Pyeongchang. (Photo by Loic Venance/AFP Photo)





Charlotte Kalla of Sweden, celebrates after winning the gold medal in the women's 7.5km /7.5km skiathlon cross-country skiing competition at the 2018 Winter Olympics in Pyeongchang, South Korea, Saturday, Feb. 10, 2018. (Photo by Matthias Schrader/AP Photo)





US snowboarder Redmond Gerard wins the gold medal during the Snowboarding Men's Slopestyle Finals at Pheonix Snow Park on February 11, 2018 in Pyeongchang-gun, South Korea. (Photo by Laurent Salino/Agence Zoom/Getty Images)





Italy's Lukas Hofer competes at the shooting range in the men' s 10 km sprint biathlon event during the Pyeongchang 2018 Winter Olympic Games on February 11, 2018, in Pyeongchang. (Photo by Francois-Xavier Marit/AFP Photo)





Federico Cecon of Italy in action during the trial jump before the Men's Normal Hill Individual Ski Jumping competition at the Alpensia Ski Jumping Centre during the PyeongChang 2018 Olympic Games, South Korea, 10 February 2018. (Photo by Christian Bruna/EPA/EFE)





USA' s Shaun White practices for the Winter Olympics snowboarding competition at the Phoenix Snow Park in Pyeongchang, South Korea, 10 February 2018. (Photo by Mike Blake/Reuters)





Sweden' s Charlotte Kalla and her compatriot Sweden' s Ebba Andersson laugh together at the end of the women' s 7.5 km + 7.5 km cross- country skiathlon event at the Alpensia cross country ski centre during the Pyeongchang 2018 Winter Olympic Games on February 10, 2018 in Pyeongchang. (Photo by Carlos Barria/Reuters)





Team U.S. fan poses for a picture during the Pyeongchang 2018 Winter Olympic Games, at the Olympic Sliding Centre on February 10, 2018 in Pyeongchang. (Photo by Arnd Wiegmann/Reuters)





A photo taken on February 10, 2018 shows North Korean cheerleaders wearing masks as they perform during the women' s preliminary round ice hockey match between the unified Korea team and Switzerland at the Pyeongchang 2018 Winter Olympics, at the Gangneung Ice Arena in Gangneung. According to Yonhap, South Korea' s unification ministry has denied reports that the masks featured the image of North Korea' s late founding leader Kim Il- sung. The masks were worn as the cheerleaders sang “Whistle”, a North Korean song whose lyrics are about a man' s unrequited love for a female neighbor. (Photo by Brian Snyder/Reuters)





As Yubin Lee, #129, of Korea falls coming out of a corner in the 3000 metre relay race, a quick thinking Minjeong Choi tags her. Despite her fall the Korean's recovered to win the race in Olympic record time in the short track speed skating in PyeongChang 2018 Winter Olympics at the Gangneung Ice Arena at the 2018 Pyeongchang Winter Olympics in Gangneung in Pyeongchang in South Korea. February 10, 2018. (Photo by Damir Sagolj/Reuters)





Olympic Athlete from Russia Anastasia Bryzgalova, left, sweeps the ice as teammate Aleksandr Krushelnitckii watches during a mixed doubles curling match against Canada' s Kaitlyn Lawes and John Morris at the 2018 Winter Olympics in Gangneung, South Korea, Saturday, February 10, 2018. (Photo by Cathal McNaughton/Reuters)





Christian Gow of Canada and Mario Dolder of Switzerland compete in the men' s 10 km sprint biathlon event during the Pyeongchang 2018 Winter Olympic Games on February 11, 2018, in Pyeongchang. (Photo by Toby Melville/Reuters)





USA' s Alexa Scimeca Knierim and USA' s Chris Knierim compete in the figure skating team event pair skating free skating during the Pyeongchang 2018 Winter Olympic Games at the Gangneung Ice Arena in Gangneung on February 11, 2018. (Photo by John Sibley/Reuters)





Jang Hye-ji and Lee Ki-jeong of South Korea compete during the Curling Mixed Doubles on day two of the PyeongChang 2018 Winter Olympic Games at Gangneung Curling Centre on February 11, 2018 in Gangneung, South Korea. (Photo by Cathal McNaughton/Reuters)





Canada' s Justine Dufour- Lapointe competes during the women' s moguls final event during the Pyeongchang 2018 Winter Olympic Games at the Phoenix Park in Pyeongchang on February 11, 2018. (Photo by Issei Kato/Reuters)





Olympic Athletes from Russia gather around the goal before the women' s preliminary round ice hockey match between Canada and the Olympic Athletes from Russia during the Pyeongchang 2018 Winter Olympic Games at the Kwandong Hockey Centre in Gangneung on February 11, 2018. (Photo by Brian Snyder/Reuters)





Yura Min has part of her costume slide off her left shoulder after a clasp came undone (R) as she and Alexander Gamelin of South Korea compete during the Ice Dance Short Dance of the Figure Skating Team Event competition at the Gangneung Ice Arena during the PyeongChang 2018 Olympic Games, South Korea, 11 February 2018. (Photo by How Hwee Young/EPA/EFE)





US Redmond Gerard competes in a run during the final of the men' s snowboard slopestyle at the Phoenix Park during the Pyeongchang 2018 Winter Olympic Games on February 11, 2018 in Pyeongchang. (Photo by Mike Blake/Reuters)





Canada' s Barrett Martineau practices in the men' s skeleton training session at the Olympic Sliding Centre, during the Pyeongchang 2018 Winter Olympic Games in Pyeongchang, on February 11, 2018. (Photo by Edgar Su/Reuters)





Russia' s Denis Spitsov, Russia' s Andrey Larkov and Norway' s Simen Hegstad Krueger take collide at the start of the men' s 15 km + 15 km cross- country skiathlon at the Alpensia cross country ski centre during the Pyeongchang 2018 Winter Olympic Games on February 11, 2018 in Pyeongchang. (Photo by Kai Pfaffenbach/Reuters)





Japan's Kana Muramoto and Chris Reed compete in the figure skating team event ice dance short dance during the Pyeongchang 2018 Winter Olympic Games at the Gangneung Ice Arena in Gangneung on February 11, 2018. (Photo by John Sibley/Reuters)





Emina Malagich of Olympic Athlete from Russia, Petra Jaszapati of Hungary and Charlotte Gilmartin of Great Britain crash during the Ladies’ 500m Short Track Speed Skating qualifying on day one of the PyeongChang 2018 Winter Olympic Games at Gangneung Ice Arena on February 10, 2018 in Gangneung, South Korea. (Photo by Jamie Squire/Getty Images)





Germany's Andreas Wellinger competes in the men's normal hill individual ski jumping event during the Pyeongchang 2018 Winter Olympic Games on February 10, 2018, in Pyeongchang. (Photo by Jonathan Nackstrand/AFP Photo)





France's Anais Bescond reacts after crossing the finish line of the women's 7,5 km sprint biathlon event during the Pyeongchang 2018 Winter Olympic Games on February 10, 2018, in Pyeongchang. (Photo by Odd Andersen/AFP Photo)





Sunjin Kim of Olympic Channel Services poses for her picture taking at PyeongChang Plaza day before the opening ceremony.. February 8, 2018. The 2018 Winter Olympics will be held from February 9 to February 25, 2018.(Photo by Hyoung Chang/The Denver Post)





Kyle Mack of USA in action during Slopestyle training ahead of the PyeongChang 2018 Winter Olympic Games at Phoenix Park on February 8, 2018 in Pyeongchang-gun, South Korea. (Photo by Clive Rose/Getty Images)