NFL players considering retirement in the 2020 offseason - 16 who could walk away - ESPN
ESPN “Monday Night Football” crew's new voices include Joe Tessitore, Jason Witten – The Denver Post
ESPN's new Monday night crew prepares for opener
Jason Witten turns down request to come out of retirement, which is unfortunate for those who watch Monday Night Football
ESPN: Witten retiring after 15 seasons for 'MNF'
NFL: How 19 Players Lost Weight After Retiring, Became Unrecognizable
Raiders TE Jason Witten announces his retirement from NFL
Jason Witten retiring from NFL after 17 seasons, plans to do so with Dallas Cowboys - ESPN
NFL on ESPN - Jason Witten is calling it a career.
UPDATED: All signs point to Jason Witten retiring for big-money ESPN TV gig; Is another network in the mix?
Tom Brady retirement rumors: Former Patriots QB will 'take time' deciding whether to return to Buccaneers next year (report)