Photos: Sports photos of the week 12/5
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Credit: Getty Images
SAN FRANCISCO, CA - DECEMBER 01: A runner competes in the GORE-TEX 50 Mile Race in The North Face Endurance Challenge on December 1, 2012 in San Francisco, California. The 50 mile race began in the dark at 5am in the Marin Headlands just north of San Francisco. This year's route was changed because of severe weather. (Photo by Ezra Shaw/Getty Images)
