U.S. swimmer Katie Ledecky celebrates after setting a new world record in the 800-meter freestyle on Friday, August 12. It was her fourth gold medal in Rio and the fifth of her Olympic career. She also won the 800 free in London four years ago.
Spanish tennis players Rafael Nadal, left, and Marc Lopez acknowledge the crowd after winning gold in doubles. Nadal won singles gold in 2008.
Maya DiRado, right, looks up at her time after winning the 200-meter backstroke. DiRado was trailing Hungary's Katinka Hosszu, left, for much of the race but edged her at the end. It is DiRado's second gold medal in Rio.
U.S. athlete Michelle Carter competes in the shot put final. She won gold with a throw of 20.63 meters, becoming the first American woman ever to win the event. Carter's father, former NFL player Michael Carter, won Olympic silver in the shot put in 1984.
Chinese gymnast Li Dan won bronze in the trampoline event.
French weightlifter Gaelle Nayo-Ketchanke competes in the 75-kilogram (165-pound) event.
Artur Brzozowski, a race walker from Poland, makes his way through the mist during the 20-kilometer event.
Ukrainian boxer Tetyana Kob celebrates a victory in the flyweight preliminaries.
Canada's Kate O'Brien and Monique Sullivan compete in team sprint qualifying.
Argentine sailor Lucia Falasca competes in the laser radial class.
Kariman Abuljadayel became the first female sprinter to represent Saudi Arabia at the Olympics when she took part in the 100-meter preliminaries. She set a new national record of 14.61 seconds but did not qualify for the next round.
Christine Wenzel of Germany ejects cartridges during skeet qualification.
Mexican swimmer Liliana Ibanez Lopez takes part in the 50-meter freestyle heats.
Croatia's Sandro Sukno shoots on goal during a water polo match against Italy. Croatia won 10-7.
U.S. archer Brady Ellison won a bronze medal in the individual competition.
China's Lu Wen, left, and Gao Song compete for a rebound with Serbia's Sonja Petrovic.
Sweden's Linnea Torstensson, center, competes against the Netherlands' Kelly Dulfer and Laura van der Heijden during a preliminary handball match.
U.S. athlete Raven Saunders competes in the shot put.
A remote-control car carries the discus in the men's qualifying round.
Germany's Claudia Rath competes in the high jump portion of the heptathlon.
France's Jeremy Cadot reacts during the team foil quarterfinal against China.
From left, Cuba's Yorgelis Rodriguez, Germany's Claudia Rath, the Netherlands' Anouk Vetter and Great Britain's Katarina Johnson-Thompson compete in the 100-meter hurdles during the heptathlon.
A rower prepares boats for a training session.