KANSAS CITY, MO - AUGUST 16:  Quarterback Alex Smith #11 of the Kansas City Chiefs attempts to get off a pass against pressure from defensive back Perrish Cox #20 of the San Francisco 49ers during the first half on August 16, 2013 at Arrowhead Stadium in Kansas City, Missouri.  (Photo by Peter Aiken/Getty Images) *** Local Caption *** Alex Smith;Perrish Cox
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