Former Patriots TE Rob Gronkowski announces retirement for 2nd time
Rob Gronkowski retires: New England Patriots tight end steps away from NFL – The Denver Post
Rob Gronkowski Announces Retirement From NFL - Sactown Sports
Tampa Bay Buccaneers TE Gronkowski to retire from NFL
Rob Gronkowski returns to Fox as NFL analyst after retirement
Rob Gronkowski Announces Retirement From The NFL – Hollywood Life
Former Wildcat, Super Bowl champ Rob Gronkowski retires for second time
Rob Gronkowski Announces Retirement From The NFL – Hollywood Life
Rob Gronkowski retires, won't join Tom Brady for 3rd season
NFL world reacts to Rob Gronkowski retiring for a second time
Rob Gronkowski Announces 2nd Retirement From NFL
Rob Gronkowski retiring from the NFL again
Rob Gronkowski retires from the NFL
Rob Gronkowski retires from NFL after 11 years with Patriots, Bucs