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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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Former Cubs pitcher Jon Lester, part of team's World Series core, announces his retirement - Chicago Sun-Times
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Jon Lester retires
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Cardinals pitcher Jon Lester announces retirement
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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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Former Cubs, Red Sox pitcher Jon Lester announces retirement National News - Bally Sports
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Jon Lester announces retirement from MLB after 16 seasons
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