Serena Williams watches her return to Germany's Carina Witth?ft during the second round of the US Open tournament on Wednesday, August 29.
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Japan's Takeshi Terashima, second left, and Hirokazu Kobayashi, right, defend against Indonesia's Nofrizal in the sepak takraw (kick volleyball) men's quadrant final on Saturday, September 1.
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Great Britain's Andy Murray takes a break during the US Open men's singles match on Wednesday, August 29.
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A stadium security guard stands with her hand over her heart as Denver Broncos linebacker Brandon Marshall and wide receiver Demaryius Thomas sit in silent protest during the national anthem before playing the Arizona Cardinals on Friday, August 31.
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Yukio Watanabe poses with a picture of Spain's Rafael Nadal during the US Open on Tuesday, August 28.
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Japan's Yukiko Inui, left, and Megumu Yoshida, right, compete in the synchronized swimming duets on Tuesday, August 28.
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Marcus Ericsson of Sweden crashes during practice for the Formula One Grand Prix of Italy on Friday, August 31.
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Serbia's Novak?Djokovic tosses his racket while playing against Tennys?Sandgren of the United States during the US Open on Thursday, August 30.
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Colby Ransom of the Georgia Southern Eagles celebrates with teammates and fans after their win over the South Carolina State Bulldogs on Saturday, September 1.
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Tiger Woods walks to the 14th tee box during round two of the Dell Technologies Championship on Saturday, September 1.
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Japan's Inui Yukiko and Yoshida Megumu compete during the synchronized swimming duets on Tuesday, August 28.
Xinhua/Sipa USA
Phillippines' Eumir Felix Marcial, left, and Uzbekistan's Israil Madrimov fight in their men's middleweight boxing semifinal on Friday, August 31.
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New York Yankees manager Aaron Boone argues with home plate umpire Nic Lentz before being tossed from the game against the Detroit Tigers during the fifth inning on Friday, August 31.
Bill Kostroun/AP
Tottenham's Lucas Moura celebrates scoring the team's third goal with Harry Kane on Monday, August 27.
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Johanna Larsson of Sweden plays against Angelique Kerber of Germany during the US Open women's singles match on Thursday, August 30.
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Fans at Memorial Stadium in Lincoln, Nebraska, brave the elements during a lightning and rain delay in the first half of the football game between Nebraska and Akron on Saturday, September 1. The game was eventually canceled.
Nati Harnik/AP
Defensive back Andrew Horton-Martindale of the Tennessee Martin Skyhawks breaks up a pass intended for tight end Albert Okwuegbunam of the Missouri Tigers during the game on Saturday, September 1.
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New York Yankees' Aaron Hicks dives into home plate to score on a single by Miguel Andújar against the Detroit Tigers on Thursday, August 30.
Rich Schultz/AP
North Korea's Ri Un-yong performs during the individual ribbon final of the rhythmic gymnastics events at the Asian Games in Jakarta, Indonesia, on Tuesday, August 28.
Wu Hong/EPA
A young fan receives a broken racquet from Austria's Dominic Thiem during the US Open men's singles third round on Friday, August 31.
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St. Louis Cardinals starting pitcher John Gant leaps to high-five third baseman Matt Carpenter after hitting a solo home run off of Pittsburgh Pirates starting pitcher Joe Musgrove during the fourth inning at Busch Stadium on Friday, August 31.
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San Francisco 49ers quarterback Nick Mullens fumbles as he is sacked by Los Angeles Chargers defensive end Chris Landrum during the first half of an NFL preseason football game on Thursday, August 30.
Tony Avelar/AP
Seattle Mariners starting pitcher Félix Hernández works against a San Diego Padres batter during the first inning of a baseball game on Tuesday, August 28.
Gregory Bull/AP
Toby Player rides a wave at Cape Solander in the Kamay Botany Bay National Park as a large swell hits the east coast of Australia on Thursday, August 30.
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Washington Nationals right fielder Adam Eaton catches a fly ball hit by Milwaukee Brewers' Lorenzo Cain during the fifth inning of a baseball game at Nationals Park on Friday, August 31.
Alex Brandon/AP
China's Zhao Yating competes with the ball in the women's rhythmic gymnastics individual all-around event at the Asian Games on Tuesday, August 28.
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Borussia Dortmund fans light flares during the Bundesliga match with Hannover 96 on Friday, August 31.
