Rob Gronkowski announces his second retirement from playing football
Tight end Rob Gronkowski announces his retirement from NFL after
Former Tampa Bay Bucs Tight End Rob Gronkowski Announces his
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Rob Gronkowski Announces 2nd Retirement From NFL
Rob Gronkowski announces retirement
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Rob Gronkowski announces his retirement from NFL for second time
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Rob 'Gronk' Gronkowski announces retirement from Buccaneers, NFL
Bucs' Rob Gronkowski retires, leaves door open for NFL return