Former Stanford football standout Andrew Luck calls it quits, News, Palo Alto Online
Transcript of Andrew Luck's retirement news conference - ESPN - Indianapolis Colts Blog- ESPN
Indianapolis Colts QB Andrew Luck Gave Up Fame, Riches, and Football - The Ringer
Oft-injured Colts QB Andrew Luck, 29, announces retirement
NFL: Andrew Luck signs six-year extension with Indianapolis Colts, NFL News
Looking back at every Colts starting quarterback since Andrew Luck – NBC Sports Boston
Column: Just because Andrew Luck does superhuman things doesn't mean he's not human - The San Diego Union-Tribune
Andrew Luck retirement reaction: RG3 'shocked' at announcement
Colts' Andrew Luck retires, in all-time NFL stunner
Indianapolis Colts quarterback Andrew Luck to retire at age 29
Ex-Colts QB Andrew Luck returns to football as HS coach
Colts eager to get Andrew Luck back in mini-camp
Colts Quarterback Andrew Luck To Retire From NFL on Sunday: Report
The Colts' offensive line is finally giving Andrew Luck the chance to succeed, NFL News, Rankings and Statistics
Stanford's Andrew Luck selected to College Football Hall of Fame