Jon Lester draws comparison between Cubs and Sox signings - Marquee Sports Network
Whether it's goodbye or see you later, Jon Lester will always toast to Chicago - The Athletic
Jon Lester hit hard as Cubs lose to Athletics
Alex Rodriguez to Red Sox? What might have happened if the trade went through - Sports Illustrated
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Replacing Lester And Quintana - MLB Trade Rumors
Editorial Archives - CHICAGO style SPORTS
Jon Lester - Wikipedia
Chicago Cubs - Wikipedia
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Sld Jon Lester Intrasquad Scrimmage Pitching - Marquee Sports Network
Building Each MLB Team's Free-Agency Whiteboard Ahead of 2017 Offseason, News, Scores, Highlights, Stats, and Rumors
MLB Rumors: Jon Lester has retired - Lone Star Ball
The Rundown: Contreras and Happ Say Goodbye to Wrigley, Saddest Win Streak Ever, Trade Rumors Abound - Cubs Insider
Jon Lester hit hard as Cubs lose to Athletics