FILE - Former Philadelphia Eagles player Bill Bergey signs autographs for fans at the Eagles' NFL football training camp, Tuesday, Aug. 4, 2015, in Philadelphia. (AP Photo/Matt Rourke, File)

FILE - Philadelphia Eagles linebacker BIll Bergey (66) consoles Minnesota Vikings quarterback Tommy Kramer (9) as Eagles coach Dick Vermeil gets a happy victory ride after the Eagles beat the Vikings 31-16 in the NFC playoff game in Philadelphia, on Jan. 5, 1981. (AP Photo/Rusty Kennedy, File)