Photos: Week in Pictures for Sept. 7-13, 2015

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ESPN.COM STAFF via <a href="http://espn.go.com/" title="ESPN" class="espn_sc_byline">ESPN </a>
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September 14, 2015, 3:01 PM ET
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— -- Lions vs. Chargers

Fireman Ed

J.J. Watt

Andrew Luck

Cowboys win

Serena Williams

Flavia Pennetta

Novak Djokovic

Roger Federer

Mark Dantonio

Chris Carson

Josh Reynolds

Germone Hopper

Osmany Juantorena

Anthony Martial

Floyd Mayweather Jr.