Andrew Luck Retiring From NFL Because He Is 'Mentally Worn Down'
Why did Andrew Luck quit: Colts QB shocks his coach, GM, owner, city.
Andrew Luck's Teammates React To His Retirement: 'It's Been A Roller Coaster Of Emotions'
In Andrew Luck's Retirement, Football's Consequences Weigh Heavily - The New York Times
Andrew Luck Isn't Alone: Here Are 8 All-Time Great Athletes Who Retired By The Age Of 30
Andrew Luck retires from NFL – New York Daily News
Andrew Luck of the Colts Retires From the N.F.L. After Spate of Injuries - The New York Times
Fantasy football impact of Andrew Luck's retirement, Fantasy Football News, Rankings and Projections
Andrew Luck retires: Let's take a look at the Colts quarterback's injury history in wake of shocking decision