2016 Rio Olympics - Artistic Gymnastics - Final - Women's Individual All-Around Victory Ceremony - Rio Olympic Arena - Rio de Janeiro, Brazil - 11/08/2016. Simone Biles (USA) of the U.S. receives her gold medal. REUTERS/Kai Pfaffenbach

2016 Rio Olympics - Artistic Gymnastics - Final - Women's Individual All-Around Final - Rio Olympic Arena - Rio de Janeiro, Brazil - 11/08/2016. Simone Biles (USA) of USA following her beam routine during the women's individual all-around final. REUTERS/Damir Sagolj

2016 Rio Olympics - Golf - Preliminary - Training session - Olympic Golf Course - Rio de Janeiro, Brazil 08/08/2016. The golf clubs of Australian team members Marcus Fraser and Scott Hend lay beside the practice area. REUTERS/Andrew Boyers

2016 Rio Olympics - Golf - Preliminary - Men's Individual Stroke Play - Olympic Golf Course - Rio de Janeiro, Brazil - 11/08/2016. - Marcus Fraser (AUS) of Australia hits his tee shot on the 18th hole during the first round of the men's Olympic golf compeititon. REUTERS/Andrew Boyers

2016 Rio Olympics - Golf - Preliminary - Men's Individual Stroke Play - Olympic Golf Course - Rio de Janeiro, Brazil - 11/08/2016. - Marcus Fraser (AUS) of Australia hits a tee shot on the third hole during the first round of the men's Olympic golf compeititon. REUTERS/Andrew Boyers

2016 Rio Olympics - Tennis - Preliminary - Men's Singles Third Round - Olympic Tennis Centre - Rio de Janeiro, Brazil - 11/08/2016. Andy Murray (GBR) of United Kingdom celebrates after winning his match against Fabio Fognini (ITA) of Italy. REUTERS/Toby Melville TPX IMAGES OF THE DAY.

2016 Rio Olympics - Tennis - Preliminary - Men's Singles Third Round - Olympic Tennis Centre - Rio de Janeiro, Brazil - 11/08/2016. Andy Murray (GBR) of United Kingdom signs autographs after winning his match against Fabio Fognini (ITA) of Italy. REUTERS/Toby Melville TPX IMAGES OF THE DAY.

2016 Rio Olympics - Cycling Track - Preliminary - Women's Team Pursuit Qualifying - Rio Olympic Velodrome - Rio de Janeiro, Brazil - 11/08/2016. Laura Trott (GBR) of Great Britain and Kate Archibald (GBR) of Great Britain celebrate setting a world record. REUTERS/Matthew Childs