Brazil's Agatha Bednarczuk celebrates winning a point during a women's beach volleyball semifinal match against United States at the 2016 Summer Olympics in Rio de Janeiro, Brazil, on Wednesday.

United States' Simone Biles performs on the floor during the artistic gymnastics women's apparatus final at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Tuesday, Aug. 16, 2016. (AP Photo/Dmitri Lovetsky)

Croatia's Sandra Perkovic makes an attempt in the women's discus throw final. She won gold in the event.

United States' Sylvia Fowles grabs a rebound in front of Japan's Asako O, during a quarterfinal round basketball game at the Summer Olympics in Rio de Janeiro, Brazil, on Tuesday. The U.S. won 110-64.

The United States and Japan battle during a women's quarterfinal round basketball game at the 2016 Summer Olympics in Rio de Janeiro, Brazil, on Tuesday. The U.S. team showed off its speed, size and depth in a 110-64 victory over Japan and advanced to the semifinals with another convincing win.

Jamaica's Usain Bolt, right, competes in a men's 200-meter heat during the athletics competitions of the 2016 Summer Olympics at the Olympic stadium.

Guyana's Troy Doris reacts to a jump in the triple jump finals during the athletics competitions of the 2016 Summer Olympics.

New Zealand's Nikki Hamblin, left, and United States' Abbey D'Agostino after competing in a women's 5000-meter heat at the Olympic stadium.

The Netherlands' Ferry Weertman wins the men's marathon swimming competition of the 2016 Summer Olympics in Rio de Janeiro Tuesday.

Cyclists compete in the men's keirin first round at the Rio Olympic Velodrome.

Hungary's Gabriella Szabo and Danuta Kozak paddle during the women's kayak double 500-meter final.

Japan's Tomohiro Inoue, in red, competes against Serbia's Davor Stefanek during the during the men's wrestling Greco-Roman 66-kg competition.

United States' Kerron Clement competes in a men's 400-meter hurdles semifinal during the athletics competitions of the 2016 Summer Olympics at the Olympic stadium in Rio de Janeiro, Brazil, on Tuesday.

United States' Erik Kynard talks to his coach after an attempt in the men's high jump final during the athletics competitions of the 2016 Summer Olympics at the Olympic stadium in Rio de Janeiro, Brazil, on Tuesday.

Ukraine's Maryna Bekh makes an attempt in the women's long jump qualification during the athletics competitions of the 2016 Summer Olympics at the Olympic stadium in Rio de Janeiro, Brazil, on Tuesday.

Canada's Christabel Nettey makes an attempt in the women's long jump qualification during the athletics competitions of the 2016 Summer Olympics at the Olympic stadium in Rio de Janeiro, Brazil, on Tuesday.

Canada's Sage Watson, left, competes in a women's 400-meter hurdles semifinal during the athletics competitions of the 2016 Summer Olympics at the Olympic stadium in Rio de Janeiro, Brazil, on Tuesday.

Germany's Sosthene Moguenara competes in the long jump during the athletics competitions of the 2016 Summer Olympics in Rio de Janeiro, Brazil, on Tuesday.

Greece's Konstadinos Filippidis places his hands on the head of Cyprus' Milan Trajkovic after competing in a men's 110-meter hurdles semifinal during the athletics competitions of the 2016 Summer Olympics at the Olympic stadium in Rio de Janeiro, Brazil, on Tuesday.

Irakli Turmanidze, of Georgia, competes in the men's +105 kg weightlifting event at the 2016 Summer Olympics in Rio de Janeiro, Brazil, on Tuesday. He took home the bronze.