Jon Lester retires
Year in Review: 20 Stories That Made Boston Sports in 2014
2013 Vanderbilt Baseball Fact Book by Vanderbilt Commodores - Issuu
Jon Lester retires: Former Red Sox, Cubs ace concludes 16-year career - Sports Illustrated
Jon Lester retires after epic MLB career as Red Sox, Cubs ace - Sports Illustrated
Former Oakland A's pitcher Jon Lester retires
Sports News, NHL, NBA, MLB, MLS, NFL
After Jon Lester Deal, a Slump Also Arrives in Oakland - The New York Times
Chicago Tribune