Rio 2016: Usain Bolt golden again in men’s 200m, and the best photos from Olympics Day 13

Brazil's Alison Cerutti celebrates after defeating Italy during the men's beach volleyball gold medal match. 2016. (AP)

Cyclists, from right, Jefferson Milano of Venezuela, Luis Brethauer of Germany, Kyle Dodd of South Africa and David Graf of Switzerland compete in the BMX cycling quarterfinals. (AP)

New Zealand's Blair Tuke, right, and Peter Burling sail after winning the 49er men gold medal. (AP)

Usain Bolt from Jamaica leads the field in the men's 200 meters final. (AP)

Usain Bolt from Jamaica, center, crosses the line to win the gold medal in the men's 200-meter final ahead of third placed France's Christophe Lemaitre, left, and sixth placed United States' Lashawn Merritt. (AP)

An unidentified shot putter chalks a shot prior to the men's shot put final during the athletics competitions. (AP)

Hungary's Danuta Kozak, far right, paddles for gold during women's kayak single 500m. (AP)

A multiple exposure picture of Yuliia Levchenko of Ukraine competing during the women's high jump qualification. (EPA)

Germany's David Storl competes in the Men's Shot Put Qualifying Round. (AFP)

Xuerui Li of China lays injured on the court during the Women's Badminton Singles Semifinal Match against Carolina Marin of Spain. (Getty)

China's Zhong Xuechun (red) wrestles Germany's Nina Hemmer (grey) in the women's 53kg freestyle. (AFP)

Spain's Carolina Marin reacts after winning against China's Li Xuerui during their women's singles semi-final badminton. (AFP)

Britain's Chris Langridge, left, and Marcus Ellis react after winning the men's doubles bronze medal match against China's Hong Wei and Chai Biao. (AP)

Netherlands' Sander De Wijn, center, jumps over his teammate, goalkeeper Jaap Stockmann, to save the ball from Germany's Florian Fuchs, right, during the men's field hockey bronze medal match. (AP)