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.
Kohei Uchimura capped a high-flying horizontal bar routine with a perfect landing, completing a record 6th all-around gymnastics world championships title.
San Diego will host the inaugural World Beach Games in 2017 after the Association of National Olympic Committees (ANOC) voted on Friday to back the bid.