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Justin Steele throws six scoreless innings in Cubs loss
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Former Cardinal Jon Lester Retires
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MLB veteran pitcher Jon Lester retires after 16 seasons
![Jon Lester announces retirement, St. Louis Cardinals lose potential pitching depth](https://www.ballysports.com/images/image/private/t_1-1_768/f_auto/v1627446667/prod/zkh6ajp3ethgrdxxtzdt.jpg)
Three Cardinals prospects make Baseball America's updated top 100
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St Louis Cardinals free agency rumors: Jon Lester - Viva El Birdos
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Jon Lester retires: Five-time All-Star and three-time World Series
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Jon Lester Hall of Fame case discussion
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JAWS and the 2023 Hall of Fame Ballot: Andy Pettitte
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MLB contenders' biggest weaknesses
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Jon Lester retires
![Jon Lester announces retirement, St. Louis Cardinals lose potential pitching depth](https://img.mlbstatic.com/mlb-images/image/private/t_16x9/t_w1024/mlb/b4lzbdrfbme9ythcqufz)
Cardinals fall to Cubs on late home run
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Cardinals trade for Jon Lester, J.A. Happ