Carl Nassib, NFL's first openly gay active player, retires
Carl Nassib Announces Retirement from NFL After 7 Years (Exclusive)
Carl Nassib retires from NFL - 'Gave it everything I had' - ESPN
NFL and its teams show strong support for Carl Nassib coming out as gay, but what about players? - The Boston Globe
Former Browns DE and first active openly gay player Carl Nassib announces his retirement
Carl Nassib, first openly gay active player in NFL, announces retirement after 7 seasons
Carl Nassib, 1st openly gay player to play in NFL games, retires
The first openly gay player to appear in an NFL regular season game is calling it a career after seven seasons. Carl Nassib, 30, announced…