Detroit Lions Free Agency
Former Detroit Lions DT John Penisini unretires - Detroit Sports Nation
Panthers News: Defensive Lineman John Penisini Ending Retirement To Sign With Team
Detroit Lions DL John Penisini announces retirement on Instagram
Utah football: John Penisini retires after 2 NFL seasons with Detroit Lions - Deseret News
Former Lions defensive tackle John Penisini unretires and signs with the Panthers
John Penisini un-retires after the Lions waived him
Detroit Lions John Penisini announces NFL retirement - Sports Illustrated Detroit Lions News, Analysis and More