New England Patriots tight end Rob Gronkowski unsure whether to retire after Super Bowl LIII, NFL News
Rob Gronkowski retiring from NFL for second time - CBS Boston
Report: Rob Gronkowski “keeps on being asked” about NFL return
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Rob Gronkowski announces retirement
Patriots tight end Rob Gronkowski announces retirement
Rob 'Gronk' Gronkowski announces retirement from Buccaneers, NFL on Instagram
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Former Patriots great Rob Gronkowski retires for a second time
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Patriots tight end Rob Gronkowski noncommittal on returning in 2018 - Pats Pulpit
Patriots tight end Rob Gronkowski announces retirement