The National Hockey League (NHL) will weigh the benefits of playing at the 2022 Beijing Olympics before committing to the 2018 PyeongChang Winter Games.
Russia could be banned from international athletics, including the 2016 Olympic Games, after an anti-doping commission report alleged widespread corruption.
The scandal over Russian doping in athletics could send sponsors running for cover and turn off fans worried that their track and field heroes maybe cheats.
A report by the World Anti-Doping Agency is set to deepen an athletics scandal that, eclipses even the alleged corruption at soccer's governing body FIFA.
Athletics lurched deeper into crisis with the scrapping of its year-end gala after officials began investigating the IAAF's former president for corruption.
Canadian Olympic and world champion snowboarder Maelle Ricker announced her retirement on Wednesday, bringing the curtain down on her golden 20-year career.