Rob Gronkowski announces retirement from the NFL
Rob Gronkowski Announces Retirement From The NFL – Hollywood Life
Rob Gronkowski shares the money advice he gives his NFL teammates
Rob Gronkowski announces retirement from NFL – Boston Herald
Patriots tight end Rob Gronkowski announces retirement
Rob Gronkowski announces second retirement from football
Rob Gronkowski Offers Advice on Career Contract Earnings in NFL
Rob 'Gronk' Gronkowski announces retirement from Buccaneers, NFL
Rob Gronkowski Intends To Retire
Rob Gronkowski announces his NFL retirement, but his agent not