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Jon Lester retires after epic MLB career as Red Sox, Cubs ace
![Jon Lester retires after epic MLB career as Red Sox, Cubs ace - Sports Illustrated](https://www.si.com/.image/ar_4:3%2Cc_fill%2Ccs_srgb%2Cfl_progressive%2Cq_auto:good%2Cw_1200/MTY4MTA3MDM3MjYwNTIyODgw/jon-lester-topperjpg.jpg)
Jon Lester beat the yips with focus and determination - Sports
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Jon Lester, former Cubs, Red Sox pitcher, announces retirement
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Javier Baez, Addison Russell help Cubs within one win of World
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How Pitchers Fared After a No-Hitter - Sports Illustrated
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Steve Bartman, Leon Durham not only reasons Cubs have struggled in
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Former Cubs, Red Sox pitcher Jon Lester announces retirement
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Jon Lester retires: Five-time All-Star and three-time World Series
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Chicago Cubs ace Jon Lester beats the yips - Sports Illustrated
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Jon Lester - Wikipedia
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RUN ITS COURSE': Ex-Red Sox, Cubs ace Jon Lester to retire
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Jon Lester retires after epic MLB career as Red Sox, Cubs ace