Rob Gronkowski announces retirement from the NFL
Gronk Retires, But His Agent Leaves an Opening - Sports Illustrated
NFL News: Patriots tight end Rob Gronkowski announces his retirement - Pats Pulpit
Buccaneers tight end Rob Gronkowski retires for second time
Patriots tight end Rob Gronkowski announces retirement
Patriots tight end Rob Gronkowski announces retirement
New England Patriots tight end Rob Gronkowski announces retirement
Rob Gronkowski retires: Bucs TE to end his Hall of Fame NFL career
Former Patriots TE Rob Gronkowski says he's 'done with football' following rumors of potential return
Rob Gronkowski will be back with the Patriots in 2018, as expected
Patriots TE Rob Gronkowski announces retirement after nine seasons
Former U of A, Patriots TE Rob Gronkowski joins Fox Sports
New England Patriots tight end, former Arizona star Rob Gronkowski announces retirement
Rob Gronkowski retires (again) from NFL, revisited: Why former Buccaneers, Patriots tight end called it a career