Switzerland's Anouke Verge-Depre, right, spikes past United States' Kerri Walsh Jennings during a women's beach volleyball match at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Wednesday, August 10, 2016. (Photo by Marcio Jose Sanchez/AP Photo)





Chinese hockey players wear their protective face masks as they wait for a corner shot from the Netherlands during a women's field hockey match at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Wednesday, August 10, 2016. (Photo by Hussein Malla/AP Photo)





An archery athlete collects an arrow before the start of an elimination round of the individual archery competition at the Sambadrome venue during the 2016 Summer Olympics in Rio de Janeiro, Brazil, Wednesday, August 10, 2016. (Photo by Alessandra Tarantino/AP Photo)





Joseph Clarke, of Britain, celebrates winning the gold medal in the kayak K1 men's final of the canoe slalom at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Wednesday, August 10, 2016. (Photo by Kirsty Wigglesworth/AP Photo)





Bombayla Devi Laishram of India competes in the Women's Individual round of 32 Elimination Round on Day 5 of the Rio 2016 Olympic Games at the Sambodromo on August 10, 2016 in Rio de Janeiro, Brazil. (Photo by Quinn Rooney/Getty Images)





United States' April Ross, bottom, and Kerri Walsh Jennings celebrate after beating Switzerland during a women's beach volleyball match at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Wednesday, August 10, 2016. (Photo by Marcio Jose Sanchez/AP Photo)





Germany's Kira Walkenhorst (L) taps Germany's Laura Ludwig during the women's beach volleyball qualifying match between Germany and Canada at the Beach Volley Arena in Rio de Janeiro on August 9, 2016, for the Rio 2016 Olympic Games. (Photo by Leon Neal/AFP Photo)





Spain's Mireia Belmonte Garcia takes part in the Women's 200m Butterfly Semifinal during the swimming event at the Rio 2016 Olympic Games at the Olympic Aquatics Stadium in Rio de Janeiro on August 9, 2016. (Photo by Francois-Xavier Marit/AFP Photo)





Brazil's centre back Ana Paula Belo falls with the ball during the women's preliminaries Group A handball match Brazil vs Spain for the Rio 2016 Olympics Games at the Future Arena in Rio on August 10, 2016. (Photo by Franck Fife/AFP Photo)





Australia's Louise Bawden (L) and Australia's Taliqua Clancy vie for the ball during the women's beach volleyball qualifying match between the Netherlands and Australia at the Beach Volley Arena in Rio de Janeiro on August 10, 2016, for the Rio 2016 Olympic Games. (Photo by Leon Neal/AFP Photo)





Leidy Yessenia Solis Arboleda, of Colombia, celebrates after a lift in the women's 69kg weightlifting competition at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Wednesday, August 10, 2016. (Photo by Morry Gash/AP Photo)





Gabrielle Douglas of the United States competes on the uneven bars during the Artistic Gymnastics Women's Team Final on Day 4 of the Rio 2016 Olympic Games at the Rio Olympic Arena on August 9, 2016 in Rio de Janeiro, Brazil. (Photo by Laurence Griffiths/Getty Images)





Janne Muller-Wieland of Germany is challenged by Jungeun Seo of Korea during the Women's Pool B Match between Germany and Korea on Day 5 of the Rio 2016 Olympic Games at the Olympic Hockey Centre on August 10, 2016 in Rio de Janeiro, Brazil. (Photo by Mark Kolbe/Getty Images)





Marta Xargay #10 of Spain jumps over Xiaojia Chen #5 of China in the Women's Basketball Preliminary Round Group B match between China and Spain on Day 5 of the Rio 2016 Olympic Games at Youth Arena on August 10, 2016 in Rio de Janeiro, Brazil. (Photo by Rob Carr/Getty Images)





Gevrise Emane of France reacts against Sally Conway of Great Britain during a Women's -70kg bout on Day 5 of the Rio 2016 Olympic Games at Carioca Arena 2 on August 10, 2016 in Rio de Janeiro, Brazil. (Photo by Elsa/Getty Images)





Spain's Claudio Castilla Ruiz, riding Alcaide, competes in the equestrian dressage competition at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Wednesday, August 10, 2016. (Photo by John Locher/AP Photo)





Arcangeline Fouodji Sonkbou, of Cameroon, competes in the women's 69kg weightlifting competition at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Wednesday, August 10, 2016. (Photo by Mike Groll/AP Photo)





Serena Williams, of the United States, toss the ball on a serve to Elina Svitolina, of Urkaine, at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Tuesday, August 9, 2016. (Photo by Charles Krupa/AP Photo)





Katie Ledecky of the United States is greeted by teammates (from left) Allison Schmitt, Madeline Dirado and Leah Smith after anchoring them to a come-from-behind win during the women's 4x 200-meter freestyle relay final at Rio 2016 on Wednesday, August 10, 2016. The United States edged out Australia (silver) and Canada (bronze). Missy Franklin was not added to the foursome after she struggled during an individual freestyle semifinal. (Photo by Aaron Ontiveroz/The Denver Post)





Liu Yongshi of China during her women's Foil individual round of 32 bout against Edina Knapek of Hungary at the Rio 2016 Olympic Games Fencing events at the Carioca Arena 3 in the Olympic Park in Rio de Janeiro, Brazil, 10 August 2016. (Photo by Sergei Ilnitsky/EPA)





Sweden's Linnea Torstensson, left, takes a free throw during the women's preliminary handball match between Russia and Sweden at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Wednesday, August 10, 2016. (Photo by Ben Curtis/AP Photo)





Sally Conway of Great Britain reacts after defeating Gevrise Emane of France during a Women's -70kg bout on Day 5 of the Rio 2016 Olympic Games at Carioca Arena 2 on August 10, 2016 in Rio de Janeiro, Brazil. (Photo by Elsa/Getty Images)





China's Shi Jinglin competes in a Women's 200m Breaststroke heat during the swimming event at the Rio 2016 Olympic Games at the Olympic Aquatics Stadium in Rio de Janeiro on August 10, 2016. (Photo by Odd Andersen/AFP Photo)





Rebekah Tiler, of Great Britain, competes in the women's 69kg weightlifting competition at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Wednesday, August 10, 2016. (Photo by Mike Groll/AP Photo)





Tunisia's Ines Boubakri reacts after beating Canada's Eleanor Harvey in their women's individual foil quarter-final bout as part of the fencing event of the Rio 2016 Olympic Games at the Carioca Arena 3 in Rio de Janeiro on August 10, 2016. (Photo by Kirill Kudryavtsev/AFP Photo)





Poland's Hanna Lyczbinska (R) competes against di Italy's Elisa di Francisca during their women's individual foil table of 16 bout as part of the fencing event of the Rio 2016 Olympic Games at the Carioca Arena 3 in Rio de Janeiro on August 10, 2016. (Photo by Fabrice Coffrini/AFP Photo)