Chiefs Bills Football

Buffalo Bills' Marcell Dareus (99) celebrates his sack with Jarius Byrd (31) against the Kansas City Chiefs during the first half of an NFL football game in Orchard Park, N.Y., Sunday, Sept. 16, 2012. (AP Photo/Gary Wiepert)
Buffalo Bills' Marcell Dareus (99) celebrates his sack with Jarius Byrd (31) against the Kansas City Chiefs during the first half of an NFL football game in Orchard Park, N.Y., Sunday, Sept. 16, 2012. (AP Photo/Gary Wiepert)