Rob Gronkowski: Every NFL Record Owned by the Future Hall of Famer
Rob Gronkowski announces his retirement from the NFL
Patriots tight end Rob Gronkowski announces retirement
Patriots tight end Rob Gronkowski announces retirement, National Sports
New England Patriots Tight End Rob Gronkowski To Seriously Consider Retirement After 2018 Season - Last Word on Pro Football
Patriots' Rob Gronkowski announces his retirement following nine NFL seasons - Los Angeles Times
Patriots Tight End Rob Gronkowski Retires - WSJ
Rob Gronkowski retires: Patriots tight end is best in NFL history
Four-time Super Bowl champion Rob Gronkowski retires from NFL for second time, NFL
Texans' Bill O'Brien on Patriots retired TE Rob Gronkowski: 'A great guy to coach'
The Singular Greatness of Patriots Star Rob Gronkowski - The Ringer
Ten Stats That Prove Rob Gronkowski is the Greatest Tight End of All-Time
Patriots tight end Rob Gronkowski announces retirement
Gronkowski announces retirement from NFL