Fans throw a flag at Xu Jiayu of China after he won silver during the 2016 Olympics men’s 100m backstroke victory ceremony at Olympic Aquatics Stadium in Rio de Janeiro, Brazil. (DAVID GRAY / Reuters Photo)
Hungary’s Katinka Hosszu celebrates winning the gold medal in the women’s 100-meter backstroke. (David J. Phillip / AP)
Ukraine’s Olena Kravatska reacts as she competes against US Ibtihaj Muhammad during their women’s individual sabre qualifying bout as part of the fencing event of the Rio 2016 Olympic Games at the Carioca Arena 3, in Rio de Janeiro. (KIRILL KUDRYAVTSEV / AFP/Getty Images)
lga Kharlan of Ukraine competes with Yana Egorian of Russia during the women’s sabre individual semifinals at the Carioca Arena 3. (LUCY NICHOLSON / Reuters Photo)
Michael Phelps arrives for a men’s 200-meter butterfly semifinal during the swimming competitions at the 2016 Summer Olympics. (Martin Meissner / AP)
Chen Aisen and Lin Yue of China perform for gold during the men’s synchronized 10m platform final of the Rio 2016 Olympic Games diving events at the Maria Lenk Aquatics Center. (BERND THISSEN / EFE)
Tom Daley (L) and Daniel Goodfellow of Great Britain react after winning the bronze medal in the men’s synchronized 10m platform final. (BERND THISSEN / EFE)
Koji Yamamuro of Japan falls off the pommel horse during the artistic gymnastics men’s team final. (DAMIR SAGOLJ / Reuters Photo)
USA’s Dannell Leyva sits dejected after falling on the high bar during the men’s team final at the Rio 2016 Olympics in Brazil. (Wally Skalij / Los Angeles Times)
Clemente Russo of Italy drops his guard, and pays for it, during the men’s heavy (91kg) Round of 16 Bout 48. (PETER CZIBORRA / Reuters Photo)
Gemma Tattersall of Great Britain riding Quicklook V has difficulty crossing a water obstacle during the individual cross country equestrian eventing at the Deodoro Olympic Equestrian Center. (TONY GENTILE / Reuters Photo)
Volunteer Marjorie Enya (R) and rugby player Isadora Cerullo of Brazil kiss after proposing marriage after the Women’s Gold Medal Rugby Sevens match between Australia and New Zealand on Day 3 of the Rio 2016 Olympic Games at the Deodoro Stadium. (Alexander Hassenstein / Getty Images)
Mathlynn Sasser of Marshall Islands celebrates during the final of the women’s 58kg weightlifting competition. (YVES HERMAN / Reuters Photo)
Milena Rasic of Serbia (L) touches the ball against Lynda Morales of Puerto Rico during the women’s volleyball preliminary round pool B competition. (MARCELO DEL POZO / Reuters Photo)
Ana Paula Belo of Brazil and Tamires Araujo of Brazil celebrate the victory during the women’s handball preliminaries match against Romania. (MARKO DJURICA / Reuters Photo)
USA’s Chris Brooks Hulks out while competing on the parallel bars during the men’s team final. (Wally Skalij / Los Angeles Times)
U.S.A. swimmers Lilly King, left, and Katie Meili celebrate finishing first (King) and third (Meili) in the Women’s 100m Breaststroke at the Olympic Aquatic Stadium. (Robert Gauthier / Los Angeles Times)
USA’s Lilly King competes to break the Olympic record in the Women’s 100m breaststroke final during the Rio 2016 Olympic Games at the Olympic Aquatics Stadium. (GABRIEL BOUYS / AFP/Getty Images)
Japan gymnasts celebrate winning the men’s team final, defeating Russia and China. (DYLAN MARTINEZ / Reuters Photo)
Michael Phelps of the USA prepares to race in heat 3 of the Men’s 200m butterfly at the Olympic Aquatics Stadium on day three of the Rio 2016 Olympic Games. (DAVE HUNT / EFE)