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Jon Lester announces retirement after 16 seasons, three World Series titles - ESPN
![Jon Lester retires: Five-time All-Star and three-time World Series](https://cdn.vox-cdn.com/thumbor/qPvJw55JxrOxuRnHo8ksGDhPWQU=/1400x788/filters:format(jpeg)/cdn.vox-cdn.com/uploads/chorus_asset/file/23165317/lester.jpg)
A look back at Jon Lester's career - Beyond the Box Score
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Former Cubs pitcher Jon Lester, part of team's World Series core, announces his retirement - Chicago Sun-Times
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NLCS 2015: Daniel Murphy takes Jon Lester deep, ties Mets record for playoff home run streak
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Column: Why Chicago Cubs should retire Jon Lester's number
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Lester delivers another World Series gem
![Jon Lester retires: Five-time All-Star and three-time World Series](https://static01.nyt.com/images/2014/08/21/sports/CITY-ATHLETICS/CITY-ATHLETICS-articleLarge.jpg?quality=75&auto=webp&disable=upscale)
After Jon Lester Deal, a Slump Also Arrives in Oakland - The New York Times
![Jon Lester retires: Five-time All-Star and three-time World Series](https://img.bleacherreport.net/img/slides/photos/004/476/361/ba7ed57f0b127279edea45f1fda8d63b_crop_exact.jpg?w=2975&h=2048&q=85)
MLB Players Most Likely to Retire After the 2021 Season, News, Scores, Highlights, Stats, and Rumors
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Jon Lester, two-time champion with Red Sox, announces retirement
![Jon Lester retires: Five-time All-Star and three-time World Series](https://www.bostonherald.com/wp-content/uploads/migration/2014/06/17/061714soxms03.jpg?w=640)
Longtime Red Sox ace Jon Lester retires after 16 MLB seasons
![Jon Lester retires: Five-time All-Star and three-time World Series](https://img.bleacherreport.net/img/slides/photos/004/504/898/ec2e527f5ed6992a414f08787e4e533f_crop_exact.jpg?w=2975&h=2048&q=85)
1 Legend from Every MLB Team Who Deserves to Have Their Number Retired, News, Scores, Highlights, Stats, and Rumors
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Trading away Juan Soto brings an end to Nationals' greatest era - Los Angeles Times