Olympic Moments: Bike Crash Derails Competitors and More

Alison Cerutti of Brazil plays a shot against Phil Dalhausser during the men's beach volleyball quarterfinal on August 15.

Beatrice Chepkoech of Kenya, Hyvin Kiyeng Jepkemoi of Kenya, Ruth Jebet of Bahrain, and Emma Coburn of the USA compete during the women's 3000m Steeplechase final of the track and field events. Jebet won the gold medal ahead of second placed Jepkemoi and third placed Coburn.

Poland's Anita Wlodarczyk celebrates after winning the gold medal and breaking a world record in the women's hammer throw final during the athletics competition.

USA'S Will Claye competes in the preliminary men's triple jump qualifying round Group A.

Australia's Alyssa Bull and Alyce Burnett compete in the women's kayak double 500m heat.

Mohamed Flissi of Algeria competes in the preliminary men's fly round (52kg) of 16 bout 207.

L. J. Van Zyl of South Africa runs in the preliminary men's 400m hurdles round 1.

Simone Biles of the United States competes in the balance beam final. Biles faltered on the beam, leaving the door open for Sanne Wevers to win the first gymnastics medal for Netherlands. Final Fiver Laurie Hernandez took silver and Biles grabbed bronze, her fourth medal of the Games.

Greece's Eleftherios Petrounias performs on the rings during the artistic gymnastics men's apparatus final.

Anna Knauer of Germany and Allison Beveridge of Canada crash in the women's omnium 10km scratch race.

Competitors jump over the water trap during the preliminary men's 300m steeplechase round 1.

Jamaica's Omar Mcleod competes in a men's 110-meter hurdles heat during the athletics competitions.

Egypt's Hosam Hussein Bakr Abdin knocks down Mexico's Misael Uziel Rodriguez during the men's middle (75kg) quarterfinal 3 match.

Xue Changrui of China reacts during the men's pole vault final.

Joao Vitor De Oliveira of Brazil falls between Andrew Pozzi of Britain and Mikel Thomas of Trinidad and Tobago during the men's 110m hurdles round 1.

David Lekuta Rudisha of Kenya runs to win gold, ahead of silver medallist Taoufik Makhloufi of Algeria during the men's 800m final.

Kenya's David Lekuta Rudisha celebrates winning the men's 800-meter final ahead of third placed United States' Clayton Murphy during the athletics competitions.

Bahamas' Shaunae Miller and United States' Allyson Felix compete in the women's 400-meter final during the athletics competitions.

Shaunae Miller of the Bahamas dives over the finish line to win gold during the women's 400m final.

United States' Lauren Hernandez performs on the balance beam during the artistic gymnastics women's apparatus final.

China's Huang Xuechen and Sun Wenyan compete in the duets technical routine preliminaries during the synchronised swimming event.

Russia's Davit Chakvetadze wrestles with Ukraine's Zhan Beleniuk in their men's 85kg greco-roman final match.