Gronk Announces Retirement From NFL: 'Time to Move Forward' - TheWrap
New England Patriots tight end Rob Gronkowski announces retirement
Rob Gronkowski announces his official retirement from the NFL
Gronk Announces NFL Retirement, Somerset Daily Voice
Rob Gronkowski's retirement marks the end of an era for fantasy
Rob Gronkowski announces retirement
Rob Gronkowski announces retirement from NFL – Boston Herald
Rob Gronkowski Announces NFL Retirement After 9 Seasons with
Patriots tight end Rob Gronkowski announces retirement
Former Patriots TE Rob Gronkowski announces retirement for 2nd