Rob Gronkowski retirement keeps Patriots' tight end door spinning
Patriots' Tom Brady holds throwing session with Rob Gronkowski
Rob Gronkowski says he has no plans to return to the NFL, talks
Bucs' Rob Gronkowski retires, leaves door open for NFL return - UPI
Tom Brady congratulates Rob Gronkowski on retirement
Rob Gronkowski Officially Will Not Return in 2019 - LWOPF
NFL: Rob Gronkowski leaves door open for possible Patriots return
Rob Gronkowski Ineligible To Return In 2019
Rosenhaus: 'Wouldn't be shocked' if Gronk came back for a few
Patriots spend big on UDFA who could fill Rob Gronkowski's role