New England Patriots TE Rob Gronkowski cleared from concussion protocol - ESPN
Rob Gronkowski retires for second time following decorated 11-year career with Patriots, Buccaneers
AFC championship: Rob Gronkowski can hurt the Chiefs, even without the ball
Patriots Methodically Clear First Hurdle - The New York Times
Patriots hail Rob Gronkowski's beautiful football mind - NBC Sports
Mehta: Rob Gronkowski, once the most feared tight end on the planet, is a shell of his former self and his Patriot days are numbered – New York Daily News
Why retired NFL star Rob Gronkowski never spent his NFL salary
New England Patriots tight end Rob Gronkowski retires from the NFL
Rob Gronkowski confirms he killed trade from Patriots to Lions
Rob Gronkowski insists he's 'done with football' even if Tom Brady calls
Rob Gronkowski fuels NFL comeback rumours as Tom Brady reunion possible - Mirror Online
Why Now: What Got Rob Gronkowski Out of Retirement
Patriots' Rob Gronkowski is expected to make season debut vs. Jets - Newsday
New England Patriots tight end Rob Gronkowski announces retirement, New England Patriots
Belichick: Despite practicing, Gronkowski not ready yet - NBC Sports