Gronk has a unique place in NFL history: 265-pound downfield threat - NBC Sports
3 reasons Rob Gronkowski is greatest tight end in NFL history
Rob Gronkowski retires after 9 seasons with Patriots, 2 with Buccaneers - The Athletic
Patriots tight end Rob Gronkowski announces retirement
How does Rob Gronkowski compare to the best tight ends in NFL history?
Tampa Bay Buccaneers tight end Rob Gronkowski retires again - Los Angeles Times
Patriots tight end Rob Gronkowski announces retirement
Patriots Tight End Rob Gronkowski Announces His Retirement On Instagram
Patriots trade Rob Gronkowski to Bucs to play with Tom Brady
Rob Gronkowski: Former Patriots tight end joining Tom Brady at Tampa Bay after coming out of retirement
Rob Gronkowski retires (again) from NFL, revisited: Why former Buccaneers, Patriots tight end called it a career
Rob Gronkowski set to come out of retirement, reunite with Tom Brady - Chicago Sun-Times