Ex-Patriots Star Gronk Announces Retirement From Football: 'I Gave It Everything I Had'
Rob Gronkowski Was Notoriously Thrifty Despite His NFL Paycheck
Rob Gronkowski of New England Patriots Retires From Football - Bloomberg
Rob Gronkowski Announces NFL Retirement for Second Time (UPDATE)
BREAKING: Rob Gronkowski comes out of retirement, TRADED to Tampa Bay
Rob Gronkowski announces second retirement from football
Nothing wrong with the Bucs that Rob Gronkowski can't fix
Rob Gronkowski Says He'd Play With Joe Burrow, Now That Tom Brady's Retired - CBS Boston
Rob Gronkowski retires (again) from NFL: Why we hope this one doesn't stick either
The Pros and Cons of Retirement, According to Rob Gronkowski
NFL icon Rob Gronkowski's latest move hints at definite decision over retirement U-turn - Mirror Online