Rob Gronkowski retires (again) from NFL: Why we hope this one doesn't stick either
Gronk: 'I Don't Have That Itch' to Play Football Right Now
Rob Gronkowski: I don't see why I won't be back - NBC Sports
Report: Rob Gronkowski Recently Contacted Buccaneers About Potential Return - Tampa Bay Buccaneers, BucsGameday
Rob Gronkowski returns to Buccaneers in NFL free agency
Gronkowski Contacted Buccaneers About Returning - Bucs Report
Bucs Rumors: Tampa Has Change of Heart on Gronk's Future
Rob Gronkowski - NFL News, Rumors, & Updates
Rob Gronkowski contacted Bucs last month about possible return
Rob Gronkowski, Bucs discussed possible return to football: report