Rob Gronkowski retires, won't join Tom Brady for 3rd season
Rob Gronkowski announces retirement from the NFL
Rob Gronkowski Announces 2nd Retirement From NFL
Report: Rob Gronkowski “keeps on being asked” about NFL return
Tampa Bay Buccaneers - Wikipedia
Rob Gronkowski in Buccaneers uniform: Tampa Bay releases first photos of ex-Patriots tight end in his new jersey
Rob Gronkowski announces his retirement from the NFL
Buccaneers release first Tom Brady photos in uniform
Tampa Bay Buccaneers release first photos of Tom Brady in full uniform
Tom Brady's seventh Super Bowl win ends NFL's most challenging year - The Japan Times
Former Patriots TE Rob Gronkowski announces retirement for 2nd time
Bucs' Rob Gronkowski retires, leaves door open for NFL return