ADDS LAST SENTENCE - Kansas City Chiefs players greet fans as they exit the tunnel before an NFL football game against the Carolina Panthers at Arrowhead Stadium in Kansas City, Mo., Sunday, Dec. 2, 2012. The game came one day after Chiefs' Jovan Belcher fatally shot his girlfriend and turned a gun on himself as GM Scott Pioli and coach Romeo Crennel looked on. (AP Photo/Colin E. Braley)
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