Betting/fantasy impact: Rob Gronkowski retires - Sports Illustrated
Rob Gronkowski retires as NFL's most dominant pass catcher of his era
Rob Gronkowski retiring from NFL for second time - CBS Boston
Gronkowski suffered serious injuries before Patriots-Buccaneers
7-time Super Bowl champ Brady retiring, or is he?
Four-time Super Bowl champion Rob Gronkowski retires from NFL for second time, NFL
Patriots Legends Tom Brady, Rob Gronkowski Appear in '80 for Brady' Movie Trailer, News, Scores, Highlights, Stats, and Rumors
Rob Gronkowski's Retirement, Training Camp Dates & More
Rob Gronkowski retires with 3 Super Bowl rings. What's next for Patriots?
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Tom Brady retires from NFL after winning seven super Bowl rings