It's quite amazing how Jon Lester pitches in Game 4 of the 2007 World Series after undergoing chemotherapy less than a year prior. : r/redsox
Jon Lester: Cancer survivor and World Series champ
Lester Again Makes World Series His Moment - The New York Times
Red Sox, Cubs pitcher Jon Lester retires after 16 years, 3 World Series titles
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Employed by the Chicago Cubs as Manager of Player/Alumni Relations: Jeff Magee coming home to Tewksbury as a World Champion, Sports
Employed by the Chicago Cubs as Manager of Player/Alumni Relations: Jeff Magee coming home to Tewksbury as a World Champion, Sports
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FenwayNation—Red Sox, Mookie, J.D., Bogaerts, Sale, JBJ—Founded 1/27/2000—9-Time Champs: June 2014
Jon Lester Retires After 16 MLB Seasons; Won 3 World Series with Red Sox and Cubs, News, Scores, Highlights, Stats, and Rumors
Losing is Jon Lester's nightmare. So he has no choice but to win - ESPN
Reviews - GEORGE VECSEY
Boston Red Sox Memories: Jon Lester tosses no-hitter vs Royals