Jon Lester, former Cubs, Red Sox pitcher, announces retirement
Jon Lester, Chicago Cubs starting pitcher, working on unusual bounce throw to bases – The Denver Post
Jon Lester announces retirement after 16 seasons, three World Series titles - ESPN
Top 5 moments from Lester's career
Chicago Cubs Win World Series, Defeating Cleveland Indians 8-7 In Game 7 : The Two-Way : NPR
Athletics 2014 season review: Jon Lester, the ringer who wasn't enough - Athletics Nation
Jon Lester, Cubs, handcuff Dodgers, move one win from World Series - The Washington Post
Jon Lester gives Cubs exactly what they needed in Game 5 victory – Orange County Register
Cubs beat Dodgers 5-0 to reach 1st World Series since 1945 – Saratogian