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AP San Diego Chargers tight end Antonio Gates (85) fumbles in front of San Francisco 49ers safety C.J. Spillman (27), which was recovered by 49ers free s - Photo

San Diego Chargers tight end Antonio Gates (85) fumbles in front of San Francisco 49ers safety C.J. Spillman (27), which was recovered by 49ers free s

Friday August 31, 03:42 AM
San Diego Chargers tight end Antonio Gates (85) fumbles in front of San Francisco 49ers safety C.J. Spillman (27), which was recovered by 49ers free safety Trenton Robinson, during the first quarter of an NFL preseason football game in San Francisco, Thursday, Aug. 30, 2012. (AP Photo/Marcio Jose Sanchez)