Broncos QB Peyton Manning to retire after 18 NFL seasons
Peyton Manning announces his retirement
Peyton Manning makes call to retire after 18-year career - ABC7
Peyton Manning Retires: “I Have No Regrets” – The Hollywood Reporter
Quarterback Peyton Manning to announce retirement Monday – Delco Times
Going Out A Champion: Peyton Manning To Announce Retirement Monday
NFL notes: Peyton Manning tells Broncos he's good to go, report
For Peyton Manning, Super Bowl is personal test of will
ESPN, Fox pursuing Peyton Manning for primetime analyst role
Manning deserves time to ponder retirement decision - Elway
AP Source: Peyton Manning returning for 18th NFL season
Manning finalizes deal with Denver - Statesboro Herald
Peyton Manning says he won't make quick decision about retiring
For Pro Athletes, Knowing When It's Time To Call It Quits
Peyton Manning to retire after 18 NFL seasons