Article Photos: Saints coach: Witnesses lied in NFL investigation 2/3

FILE - In this Nov. 18, 2012, file photo, New Orleans Saints head coach Joe Vitt appears during the first quarter of an NFL football game against the Oakland Raiders in Oakland, Calif. Former New Orleans defensive coordinator Gregg Williams said at an appeals hearing in the Saints bounty case that he tried to shut down the team's pay-for-pain system when the NFL began investigating but was overruled by Vitt, according to transcripts of the session that were obtained by The Associated Press on Wednesday, Dec. 12. (AP Photo/Ben Margot, File)