Jon Lester retires after epic MLB career as Red Sox, Cubs ace - Sports Illustrated
Former Cubs, Red Sox pitcher Jon Lester announces retirement
Washington Nationals' Jon Lester motivated to go for a fourth World Series ring - Federal Baseball
Former Cubs pitcher Jon Lester retires after 16 seasons
Rogers] 3-time World Series champion Jon Lester is retiring. : r/baseball
Longtime Red Sox and Cubs ace Jon Lester announces retirement
Jon Lester doesn't appear to care about his Hall of Fame chances - Baseball Egg
Jon Lester retires: Former Red Sox, Cubs ace concludes 16-year career - Sports Illustrated
Jon Lester leads Cubs Hall of Fame monitor as John Lackey on ballot – NBC Sports Chicago
Jon Lester retires after epic MLB career as Red Sox, Cubs ace - Sports Illustrated
The Rundown: Tip of the Cap to Lester, Cubs Sign IFA Studs, League Awaits Union Counter, MLB Veterans Talk Diversity on MLK Day - Cubs Insider
With Jon Lester's retirement we ask: How do you define a Hall of Fame starting pitcher? - The Boston Globe
World Series 2014: Madison Bumgarner Rises to the Moment, and Jaws Drop - The New York Times
MLB veteran pitcher Jon Lester retires after 16 seasons
Jon Lester - Wikipedia