Raiders Release Donald Penn
Donald Penn signs one-day contract to retire as a Raider - NBC Sports
Raiders agree to deal to re-sign LT Donald Penn – Los Angeles Sentinel
Carl Nassib, first openly gay player to play in NFL games, announces his retirement – Orlando Sentinel
Donald Penn retires as a Raider
Oakland Raiders' Donald Penn: Facing the end and fighting back - Sports Illustrated
Bucs' Carl Nassib, first openly gay player to play in NFL games, announces his retirement
Donald Penn retires as a Raider
Carl Nassib retires and will work with NFL on LGBTQ inclusion - Outsports