FILE - In this Nov. 4, 2012, file photo, Washington Redskins defensive coordinator Jim Haslett watches from the sidelines during the second half of an NFL football game against the Carolina Panthers in Landover, Md. (AP Photo/Nick Wass, File)
Philadelphia Eagles head coach Chip Kelly talks to Michael Vick during a preseason NFL football game against the Carolina Panthers on Thursday, Aug. 15, 2013, in Philadelphia. (AP Photo/Michael Perez)
Injured Philadelphia Eagles quarterback Michael Vick walks on the field after an NFL football game against the Carolina Panthers Monday, Nov. 26, 2012, in Philadelphia. (AP Photo/Mel Evans)
Kansas City Chiefs kicker Ryan Succop (6) celebrates a point after touchdown during the first half of an NFL football game against the Carolina Panthers at Arrowhead Stadium in Kansas City, Mo., Sunday, Dec. 2, 2012. (AP Photo/Ed Zurga)
Kansas City Chiefs players stand arm in arm during a moment of silence for victims of violence before an NFL football game against the Carolina Panthers at Arrowhead Stadium in Kansas City, Mo., on Sunday, Dec. 2, 2012. (AP Photo/Colin E. Braley)
Philadelphia Eagles wide receiver DeSean Jackson walks off the field with an injury in the first half of an NFL football game against the Carolina Panthers, Monday, Nov. 26, 2012, in Philadelphia. (AP Photo/Michael Perez)
Carolina Panthers quarterback Cam Newton (1) reacts after scoring a touchdown in the second half of an NFL game against the Philadelphia Eagles, Monday, Nov. 26, 2012, in Philadelphia. (AP Photo/Mel Evans)
Denver Broncos quarterback Peyton Manning (18) throws a pass during an NFL football game against the Carolina Panthers in Charlotte, NC Sunday, Nov. 11, 2012. (AP Photo/Mike McCarn)
Washington Redskins head coach Mike Shanahan looks on during an NFL football game against the Carolina Panthers, Sunday, Nov. 4, 2012, in Landover, Md. (AP Photo/Nick Wass)