Philadelphia Eagles running back Tony Hunt, right, runs back a play at training camp during the morning session at Lehigh University in Bethlehem, Pennsylvania, Wednesday, July 30, 2008. (Photo by Steven M.
Dallas Cowboys quarterback Tony Romo (9), his left arm in a sling, greeted former teammate Philadelphia Eagles running back DeMarco Murray (29) as the Cowboys beat the Eagles 20-10 on Sunday, Sept.
Official Super Bowl XLIX Game Program
Philadelphia Eagles running back DeMarco Murray (29) is tackled by Detroit Lions middle linebacker Stephen Tulloch (55) and defensive tackle Haloti Ngata (92) during an NFL football game at Ford Field in
Philadelphia Eagles' DeMarco Murray, left, and Dallas Cowboys head coach Jason Garrett embrace after an NFL football game, Sunday, Sept. 20, 2015, in Philadelphia. Dallas won 20-10. (AP Photo/Matt Rourke Stock Photo - Alamy
Philadelphia Eagles running back Tony Hunt, right, runs back a play at training camp during the morning session at Lehigh University in Bethlehem, Pennsylvania, Wednesday, July 30, 2008. (Photo by Steven M.
Garrett's emphasis on ball security makes its mark on Romo
Philadelphia Eagles running back DeMarco Murray (29) is tackled by Detroit Lions middle linebacker Stephen Tulloch (55) and defensive tackle Haloti Ngata (92) during an NFL football game at Ford Field in
Photos: Johnny Manziel makes an appearance and Tony Romo breaks a record in Cowboys win over Eagles