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

Switzerland's Martina Hingis (R) and India's Sania Mirza celebrate after winning their doubles final match at the Australian Open tennis tournament at Melbourne Park, Australia, January 29, 2016. REUTERS/Thomas Peter

International Association of Athletics Federations (IAAF) President Sebastian Coe attends the Olympic Summit in Lausanne, Switzerland June 21, 2016. REUTERS/Denis Balibouse

2016 Rio Olympics - Artistic Gymnastics - Final - Men's Individual All-Around Final - Rio Olympic Arena - Rio de Janeiro, Brazil - 10/08/2016. Kohei Uchimura (JPN) of Japan poses with his gold medal, REUTERS/Kai Pfaffenbach

2016 Rio Olympics - Artistic Gymnastics - Final - Men's Individual All-Around Victory Ceremony - Rio Olympic Arena - Rio de Janeiro, Brazil - 10/08/2016. Kohei Uchimura (JPN) of Japan poses with his gold medal after winning the men's individual all-around final. REUTERS/Damir Sagolj

2016 Rio Olympics - Archery - Preliminary - Men's Individual 1/16 Eliminations - Sambodromo - Rio de Janeiro, Brazil - 10/08/2016. Zach Garrett (USA) of USA competes. REUTERS/Leonhard Foeger

2016 Rio Olympics - Rugby - Men's Quarterfinals - Japan v France - Deodoro Stadium - Rio de Janeiro, Brazil - 10/08/2016. Japan players celebrate after defeating France. REUTERS/Athit Perawongmetha

2016 Rio Olympics - Rugby - Preliminary - Men's Pool A Fiji v USA - Deodoro Stadium - Rio de Janeiro, Brazil - 10/08/2016. Vatemo Ravouvou (FIJ) of Fiji scores a try. REUTERS/Phil Noble