Getty Former Philadelphia Eagles offensive lineman Nate Herbig. The fact the Washington Commanders have enough offensive line depth they can sustain a surprise retirement speaks volumes to how the team has been reconstructed over the last few years. The Commanders found out free agent offensive lineman Nate Herbig was stepping away from the game and would retire from the NFL after 6 seasons — and just 4 months after he signed a 1-year, $1.33 million free agent contract with Washington in March.