Andrew Luck retires from the NFL
Stephen A. reacts to Andrew Luck's sudden retirement from the NFL
Should ESPN have held back the Andrew Luck retirement news?
Andrew Luck retires: Why did Andrew Luck quit
Is it hard for athletes to retire at the top of their game? - Quora
ESPN - Andrew Luck is retiring from the NFL, per Adam Schefter
ESPN's Ryan Leaf Reacts to Andrew Luck's Retirement Decision
billymhoner] Ryan Clark was not having it from Paul Finebaum this
Is it hard for athletes to retire at the top of their game? - Quora
Adam Schefter - Filed to ESPN: Andrew Luck has informed the Colts
ESPN: Andrew Luck's Retirement From NFL Comes at 29 - InsideHook
Barnwell - The NFL-altering Andrew Luck retirement, and what comes