Yusra Mardini, swimming for the Refugee Olympic Team, competes in a women's 100m butterfly heat during the swimming competitions at the 2016 Summer Olympics, Saturday, August 6, 2016, in Rio de Janeiro, Brazil. (Photo by Michael Sohn/AP Photo)





United States' Kerri Walsh Jennings, left, celebrates with her teammate April Ross, right, winning a point during a women's beach volleyball match against Australia at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Sunday, August 7, 2016. (Photo by Petr David Josek/AP Photo)





Spain's Elsa Baquerizo dives for a ball during a women's beach volleyball match against Argentina at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Saturday, August 6, 2016. (Photo by Petr David Josek/AP Photo)





2016 Rio Olympics, Shooting, Preliminary, Women's 10m Air Rifle Qualification, Olympic Shooting Centre, Rio de Janeiro, Brazil on August 6, 2016. Esther Barrugues (AND) of Andorra competes. (Photo by Jeremy Lee/Reuters)





2016 Rio Olympics, Shooting, Preliminary, Women's 10m Air Rifle Qualification, Olympic Shooting Centre, Rio de Janeiro, Brazil on August 6, 2016. Du Li (CHN) of China (PRC) reacts. (Photo by Edgar Garrido/Reuters)





2016 Rio Olympics, Fencing, Preliminary, Women's Epee Individual Table of 32, Carioca Arena 3, Rio de Janeiro, Brazil on August 6, 2016. Tatiana Logunova (RUS) of Russia competes with Nozomi Sato (JPN) of Japan. (Photo by Issei Kato/Reuters)





2016 Rio Olympics, Rugby, Preliminary, Women's Pool C Britain vs Brazil, Deodoro Stadium, Rio de Janeiro, Brazil on August 6, 2016. Joanne Watmore (GBR) of United Kingdom scores a try against Raquel Kochhann (BRA) of Brazil. (Photo by Alessandro Bianchi/Reuters)





2016 Rio Olympics, Basketball, Preliminary, Women's Preliminary Round Group A Turkey vs France, Youth Arena, Rio de Janeiro, Brazil on August 6, 2016. Bahar Caglar (TUR) of Turkey looks on as Olivia Epoupa (FRA) of France celebrates. (Photo by Sergio Moraes/Reuters)





2016 Rio Olympics, Artistic Gymnastics, Preliminary, Men's Qualification, Subdivisions, Rio Olympic Arena, Rio de Janeiro, Brazil on August 6, 2016. Robert Tvorogal (LTU) of Lithuania competes on the vault. (Photo by Mike Blake/Reuters)





016 Rio Olympics, Volleyball, Women's Preliminary, Pool B China vs Netherlands, Maracanazinho, Rio de Janeiro, Brazil on August 6, 2016. Laura Dukema (NED) of Netherlands (L) celebrates a point with Judith Pietersen (NED) of Netherlands. (Photo by Marcelo del Pozo/Reuters)





2016 Rio Olympics, Judo, Women, 48 kg Repechage Contests, Carioca Arena 2, Rio de Janeiro, Brazil on August 6, 2016. Eva Csernoviczki (HUN) of Hungary and Otgontsetseg Galbadrakh (KAZ) of Kazakhstan compete. (Photo by Toru Hanai/Reuters)





2016 Rio Olympics, Volleyball, Women's Preliminary, Pool A Brazil vs Cameroon, Maracanazinho, Rio de Janeiro, Brazil on August 6, 2016. Fernanda Rodrigues (BRA) of Brazil eyes the ball. (Photo by Marcelo Del Pozo/Reuters)





2016 Rio Olympics, Judo, Final, Women, 48 kg Bronze Medal Contests, Carioca Arena 2, Rio de Janeiro, Brazil on August 6, 2016. Otgontsetseg Galbadrakh (KAZ) of Kazakhstan and Dayaris Mestre Alvarez (CUB) of Cuba react. (Photo by Kai Pfaffenbach/Reuters)





2016 Rio Olympics, Rugby, Preliminary, Women's Pool C Britain vs Japan, Deodoro Stadium, Rio de Janeiro, Brazil on August 6, 2016. Alice Richardson (GBR) of United Kingdom and Marie Yamaguchi (JPN) of Japan fight for the ball. (Photo by Alessandro Bianchi/Reuters)





2016 Rio Olympics, Rugby, Preliminary, Women's Pool C Britain vs Japan, Deodoro Stadium, Rio de Janeiro, Brazil on August 6, 2016. Danielle Waterman (GBR) of United Kingdom tackles Marie Yamaguchi (JPN) of Japan. (Photo by Phil Noble/Reuters)





2016 Rio Olympics, Artistic Gymnastics, Preliminary, Men's Qualification, Subdivisions, Rio Olympic Arena, Rio de Janeiro, Brazil on August 6, 2016. Andreas Toba (GER) of Germany is consoled by teammate Lukas Dauser (GER) during the men's qualifications. (Photo by Mike Blake/Reuters)





2016 Rio Olympics, Judo, Final, Men, 60 kg Final, Gold Medal Contest, Carioca Arena 2, Rio de Janeiro, Brazil on August 6, 2016. Beslan Mudranov (RUS) of Russia celebrates. (Photo by Kai Pfaffenbach/Reuters)





2016 Rio Olympics, Rugby, Preliminary, Women's Pool C Canada vs Brazil, Deodoro Stadium, Rio de Janeiro, Brazil on August 6, 2016. Bianca Farella (CAN) of Canada runs to score a try. (Photo by Phil Noble/Reuters)





2016 Rio Olympics, Rugby, Preliminary, Women's Pool C Canada vs Brazil, Deodoro Stadium, Rio de Janeiro, Brazil on August 6, 2016. Amanda Araujo (BRA) of Brazil is tackled by Hannah Darling (CAN) of Canada. (Photo by Alessandro Bianchi/Reuters)





2016 Rio Olympics, Fencing, Preliminary, Women's Epee Individual Table of 32, Carioca Arena 3, Rio de Janeiro, Brazil on August 6, 2016. Lauren Rembi (FRA) of France reacts after losing the match. (Photo by Issei Kato/Reuters)





2016 Rio Olympics, Volleyball, Women's Preliminary, Pool B USA vs Puerto Rico, Maracanazinho, Rio de Janeiro, Brazil on August 6, 2016. Karina Ocasio (PUR) of Puerto Rico (R) and Vilmarie Mojica (PUR) of Puerto Rico react during their match. (Photo by Marcelo del Pozo/Reuters)





2016 Rio Olympics, Fencing, Preliminary, Women's Epee Individual Victory Ceremony, Carioca Arena 3, Rio de Janeiro, Brazil on August 6, 2016. Emese Szasz (HUN) of Hungary (C) celebrates winning the gold medal with Rossella Fiamingo (ITA) of Italy (L) and Sun Yiwen (CHN) of China (PRC). (Photo by Issei Kato/Reuters)





A diver takes part in a training session at the Maria Lenk Aquatic Center ahead of the 2016 Summer Olympics in Rio de Janeiro, Brazil, Friday, August 5, 2016. (Photo by Wong Maye-E/AP Photo)





Lauren Rembi, of France, reacts after losing a bronze medal final against Sun Yiwen, of China, in the women's individual epee fencing semifinal event at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Saturday, August 6, 2016. (Photo by Andrew Medichini/AP Photo)





Malaysia's Pandelela Rinong prepares to dive during a training session at the Maria Lenk Aquatic Center ahead of the 2016 Summer Olympics in Rio de Janeiro, Brazil, Saturday, August 6, 2016. (Photo by Wong Maye-E/AP Photo)





Tatiana Logunova (R) of Russia competes against Nozomi Sato (L) of Japan in the Women's Epee Individual Table of 32 of the Rio 2016 Olympic Games Fencing events at the Carioca Arena 3 in the Olympic Park in Rio de Janeiro, Brazil, 06 August 2016. (Photo by Sergei Ilnitsky/EPA)





A bird looks on as competitors warm up during the rowing on Day 1 of the Rio 2016 Olympic Games at the Lagoa Stadium on August 6, 2016 in Rio de Janeiro, Brazil. (Photo by Matthias Hangst/Getty Images)





Yu Xing of China practices before the Men's Team Eliminations on Day 1 of the Rio 2016 Olympic Games at the Sambodromo on August 6, 2016 in Rio de Janeiro, Brazil. (Photo by Paul Gilham/Getty Images)





Virginia Thrasher of the United States competes in the 10m Air Rifle Women's Finals on Day 1 of the Rio 2016 Olympic Games at the Olympic Shooting Centre on August 6, 2016 in Rio de Janeiro, Brazil. (Photo by Sam Greenwood/Getty Images)





(L-R) Li Du of China with silver, Virginia Thrasher of the United States with gold and Siling Yi of China with bronze pose on the podium following the Women's 10m Air Rifle on Day 1 of the Rio 2016 Olympic Games at the Olympic Shooting Centre on August 6, 2016 in Rio de Janeiro, Brazil. (Photo by Sam Greenwood/Getty Images)





Dayaris Mestre Alvarez of Cuba (blue) competes against Sarah Menezes of Brazil in the Women's 48 kg Judo on Day 1 of the Rio 2016 Olympic Games at Carioca Arena 2 on August 6, 2016 in Rio de Janeiro, Brazil. (Photo by Laurence Griffiths/Getty Images)





Fan Wang of China dives for the ball as team mate Yuan Yue of China looks on during the Women's Beach Volleyball preliminary round Pool C match against Isabelle Forrer (1) and Anouk Verge-Depre of Switzerland on Day 1 of the Rio 2016 Olympic Games at the Beach Volleyball Arena on August 6, 2016 in Rio de Janeiro, Brazil. (Photo by Quinn Rooney/Getty Images)





Auriane Malle of France, right, and Nguyen Thi Nhu Hoa of Vietnam compete in the women's individual epee event the 2016 Summer Olympics in Rio de Janeiro, Brazil, Saturday, August 6, 2016. (Photo by Andrew Medichini/AP Photo)





South Korea's Kim Eunhye competes in the women's 10m air rifle shooting qualifications at the Rio 2016 Olympic Games at the Olympic Shooting Centre in Rio de Janeiro on August 6, 2016. (Photo by Pascal Guyot/AFP Photo)





Norway's left back Veronica Kristiansen (L) vies with Brazil's right wing Eduarda Amorim (R) during the women's preliminaries Group A handball match Norway vs Brazil for the Rio 2016 Olympics Games at the Future Arena in Rio on August 6, 2016. (Photo by Franck Fife/AFP Photo)





Italy's Valentina Moscatt (white) competes with Vietnam's Ngoc Tu Van during their women's 48kg judo contest match of the Rio 2016 Olympic Games in Rio de Janeiro on August 6, 2016. (Photo by Toshifumi Kitamura/AFP Photo)





Netherlands' Lonneke Sloetjes (10) and Yvon Belien (3) react during a women's preliminary volleyball match against China at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Saturday, August 6, 2016. (Photo by Matt Rourke/AP Photo)





The United States Women's Olympic Football team celebrate their first goal during a group G match of the women's Olympic football tournament between United States and France at the Mineirao stadium in Belo Horizonte, Brazil, Saturday, August 6, 2016. (Photo by Eugenio Savio/AP Photo)





Samba dancers perform prior to the evening session of the swimming competitions at the 2016 Summer Olympics, Saturday, August 6, 2016, in Rio de Janeiro, Brazil. (Photo by Martin Meissner/AP Photo)





France's Beatrice Edwige tries to score during the women's preliminary handball match between Netherlands and France at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Saturday, August 6, 2016. (Photo by Matthias Schrader/AP Photo)





Lily Zhang of the United States competes against Jieni Shao of Portugal during their table tennis match at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Saturday, August 6, 2016. (Photo by Petros Giannakouris/AP Photo)