Andrew Luck shares regret of retirement announcement to ESPN
Andrew Luck ready to return to football, but there's a catch
Tom Brady: How 20 years with the New England Patriots came to an end, NFL News
Ex-NFL star Andrew Luck quietly returns to football, pursues graduate degree at his alma mater: report
Andrew Luck: A career of hope, disappointment and what-ifs, NFL News
Regular Season Game 13 - Chiefs at Broncos (12-11-22) by Kansas City Chiefs - Issuu
This is a sad story': ESPN reporter Adam Schefter talks about breaking the Andrew Luck retirement story
Would Andrew Luck consider return to the NFL?, Pro Football Talk
Andrew Luck: Former Colts QB returning to Stanford as grad student
Sam Bradford leads Vikings; Jacoby Brissett fills in - Sports Illustrated
Pick-Six: Returning NFL stars and how they fared – KVEO-TV