Cubs ace Jon Lester hits first career home run, reaches strikeout milestone
A look back at Jon Lester's career - Beyond the Box Score
With Jon Lester's retirement we ask: How do you define a Hall of Fame starting pitcher? - The Boston Globe
Jon Lester - Wikipedia
Pitcher Jon Lester to Join Chicago Cubs in 6-Year, $155 Million Deal - The New York Times
Jon Lester Calls It A Career
Why White Sox legend Mark Buehrle belongs in the Hall of Fame – NBC Sports Chicago
Chicago Cubs: Jon Lester faces critical year in Hall of Fame quest
Jon Lester - St. Louis Cardinals Starting Pitcher - ESPN
Jon Lester's Hall of Fame case is more compelling than stats show, but he's running out of time to add to it