Simone Manuel of the United States looks at the clock and sees hergold-winning time iin the Women’s 100m Freestyle Final on Day 6 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium. (Mike Ehrmann / Getty Images)
Gold medallist USA’s Simone Manuel cries while listening to the U.S. national anthem on the podium of the Women’s 100m Freestyle Final. (CHRISTOPHE SIMON / AFP/Getty Images)
US gymnast Simone Biles competes in the vault event of the women’s individual all-around final of the Artistic Gymnastics at the Olympic Arena. Biles won gold in the event. (EMMANUEL DUNAND / AFP/Getty Images)
US gymnast Alexandra Raisman reacts after competing in the floor event of the women’s individual all-around final of the Artistic Gymnastics at the Olympic Arena. Raisman won silver in the event. (BEN STANSALL / AFP/Getty Images)
U.S. gymnasts Simone Biles, left, and Aexandra Raisman celebrate their gold and silver medal in the Women’s all-Around Individual at the Rio 2016 Olympics Thursday in Brazil. (Wally Skalij / Los Angeles Times)
USA’s Michael Phelps competes in a Men’s 100m Butterfly heat during the swimming event at the Rio 2016 Olympic Games at the Olympic Aquatics Stadium. (FRANCOIS-XAVIER MARIT / AFP/Getty Images)
Michael Phelps warms up before competing in a Men’s 100m Butterfly heat. (CHRISTOPHE SIMON / AFP/Getty Images)
Hungary’s Katinka Hosszu competes in a Women’s 200m Backstroke heat at the Olympic Aquatics Stadium in Rio de Janeiro. (CHRISTOPHE SIMON / AFP/Getty Images)
People peer into the tennis court where Spain’s Rafael Nadal and Spain’s Marc Lopez are playing against Canada’s Vasek Pospisil and Canada’s Daniel Nestor during their men’s doubles semi-final tennis match at the Olympic Tennis Center of the Rio 2016 Olympic Games. (LUIS ACOSTA / AFP/Getty Images)
France’s Gael Monfils celebrates after beating Croatia’s Marin Cilic in their men’s third round singles tennis match at the Olympic Tennis Center. (JAVIER SORIANO / AFP/Getty Images)
Russia’s Violetta Kolobova celebrates after winning the womens team epee bronze medal bout between Estonia and Russia as part of the fencing event of the Rio 2016 Olympic Games. (KIRILL KUDRYAVTSEV / AFP/Getty Images)
A Poland player casts a shadow near the Olympic rings logo during the beach volleyball preliminary. (RICARDO MORAES / Reuters Photo)
Spain’s Salvador Piera controls the ball during the men’s field hockey Spain vs Belgium match at the Olympic Hockey Center. (MANAN VATSYAYANA / AFP/Getty Images)
Volunteers wipe the court during a timeout of the Volleyball Pool A Italy vs Mexico match. (YVES HERMAN / Reuters Photo)
Britain’s Mark Robertson (lower) is tackled by Fiji’s Josua Tuisova in the mens rugby sevens gold medal match between Fiji and Britain. (JOHN MACDOUGALL / AFP/Getty Images)
Fiji’s players pray after victory in the mens rugby sevens gold medal match between Fiji and Britain during the Rio 2016 Olympic Games at Deodoro Stadium in Rio de Janeiro. (PASCAL GUYOT / AFP/Getty Images)
Mohammed Rabii of Morocco gets the worst of it during the men’s welter weight (69kg) Round of 16 bout 111 match, but advanced to the quarter finals. (PETER CZIBORRA / Reuters Photo)
Algeria’s Abdelkader Chadi reacts after losing a match against Brazil’s Joedison Teixeira during a men’s light welterweight 64-kg preliminary boxing match. (Frank Franklin II / AP)