Buccaneers tight end Rob Gronkowski out for game against Patriots
How Tampa Bay got Rob Gronkowski back in the NFL - ABC News
Patriots TE Rob Gronkowski announces retirement
Patriots tight end Rob Gronkowski announces retirement
NFL Rumors: Retired TE Rob Gronkowski, Patriots' Tom Brady work out
Rob 'Gronk' Gronkowski announces retirement from Buccaneers, NFL on Instagram
Statement from Robert Kraft on the retirement of Rob Gronkowski
Rob Gronkowski retires (again) from NFL, revisited: Why former Buccaneers, Patriots tight end called it a career
Rob Gronkowski retiring from NFL for second time - CBS Boston
Rob Gronkowski retirement has Patriots in desperate need of a replacement and Raiders could keep them from getting one - Silver And Black Pride