Maryoly Gamez of Venezuela battles for the ball against Victoria Rios of Uruguay during the international women's rugby sevens
Nick Skelton of Great Britain rides Big Star during the individual jumping 3rd qualifier
USA's Michael Phelps competes to win the men's 200m individual medley final
Jessica Ennis-Hill of Great Britain during the Women's heptathlon shot put qualifying round
Iryna Limanouskaya and Veronika Yesipovich of Belarus compete in the women's duets synchronised swimmingUSA's Michelle Carter competes in the women's shot put final
Mark Overgaard Madsen of Denmark competes against Roman Vlasov of Russia during the men's greco-roman 75 kg gold medal match
Sweden's Henri Hurskainen returns to India's Srikanth Kidambi during their men's singles qualifying badminton match
Netherlands' Kitty van Male (R) is hit on the face by Argentina's Agustina Habif during the women's quarterfinal field hockey match
Isaquias Queiroz dos Santos of Brazil celebrates after competing during the men's canoe single 1000m final
Kristina Vogel of Germany celebrates after winning gold during the women's cycling sprint finals
Sona Bernardova and Aizbeta Dufkova of Czech Republic compete in the duets technical routine
USA's Carlos Zenon Balderas Jr. lands a punch on Kazakhstan's Berik Abdrakhmanov during the men's light (60kg) match
Aisen Chen and Yue Lin of China compete in the men's diving synchronised 10m platform final
Simone Biles of the United States competes on the floor during the women's individual all around final
Joost van der Burg of Netherlands crashes in the men's team pursuit track cycling qualifying
Colombia's Caterine Ibarguen competes in the women's triple jump final
Brazil's Flavia Saraiva competes in the women's balance beam event final of the artistic gymnastics
Brazil's Ian Carlos De Matos and Brazil's Luiz Felipe Outerelo compete in the men's synchronised 3m springboard final
Nicolas Chilard (white) of France fights with Igor Pereira of Brazil during the -81kg category men bronze medal
Marine Brevet of France competes on the balance beam during the Women's individual all around final
Usain Bolt of Jamaica competes in the men's 100 meter semifinal
Ana Maria Popescu of Romania competes against Anqi Xu of China during the women's epee team gold medal match
Violetta Kolobova of Russia celebrates after defeating Irina Embrich of Estonia to help Russia win the women's epee team bronze medal match
Michael Phelps (L) of the United States leads Chad le Clos of South Africa in the men's 200m butterfly final
Alexandra Raisman of the United States competes on the uneven barsMore: Photographer behind Usain Bolt image explains how he took it
