NFL News: Patriots tight end Rob Gronkowski announces his retirement - Pats Pulpit
Rob Gronkowski announces retirement from NFL – Boston Herald
Rob Gronkowski on retiring from NFL at age 29: 'I didn't even want to negotiate' - ABC News
Patriots tight end Rob Gronkowski announces retirement
Rob Gronkowski kept a 'broke habit' while making millions in the NFL
Former Arizona Wildcat Rob Gronkowski announces his retirement - Revenge of the Birds
Why Now: What Got Rob Gronkowski Out of Retirement
Rob Gronkowski announces his retirement from NFL for second time
Rob Gronkowski Announces NFL Retirement in Lengthy Instagram Post – NECN
Four-time Super Bowl champion Rob Gronkowski announces retirement after 11 seasons with Patriots, Buccaneers
Former Patriots TE Rob Gronkowski announces retirement for 2nd time
GoLocalProv Gronkowski Announces Retirement on Instagram
Rob Gronkowski announces his retirement from the NFL, THE HERD
Rob Gronkowski: Former NFL player isn't making a comeback, he's hawking CBD oil
New England Patriots tight end Rob Gronkowski announces retirement, New England Patriots