Patriots tight end Rob Gronkowski announces retirement
Rob Gronkowski announces his retirement from NFL for second time
Rob Gronkowski retires from the NFL again - The Boston Globe
Four-time Super Bowl champion Rob Gronkowski retires from NFL for second time, NFL
Rob Gronkowski retires: Agent predicts TE could return if Tom Brady comes calling again
Former Arizona Wildcat Rob Gronkowski retires from NFL for second time - Arizona Desert Swarm
Rob Gronkowski Announces Retirement From NFL - Sactown Sports
Rob Gronkowski retires from NFL after 11 years with Patriots, Bucs
Buccaneers tight end Rob Gronkowski retires for second time
Rob Gronkowski's Money, Endorsements, and How He Spends It
4-time champion, All-Pro tight end Rob Gronkowski announces retirement
Rob Gronkowski Retiring From Tampa Bay Bucs, NFL For 2nd Time
Rob Gronkowski retires as the greatest tight end of all time - Pats Pulpit
Four-time Super Bowl champion Rob Gronkowski announces retirement after 11 seasons with Patriots, Buccaneers