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Jon Lester retires after epic MLB career as Red Sox, Cubs ace - Sports Illustrated
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Jon Lester retires
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Jon Lester has announced his retirement - Bleed Cubbie Blue
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Two cities, one legend: Jon Lester reflects on one of a kind career with Sox, Cubs, Sports
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A look back at Jon Lester's career - Beyond the Box Score
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Jon Lester announces his retirement after long career with Boston Red Sox and Chicago Cubs - Over the Monster
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Former Cubs pitcher Jon Lester retires after 16 seasons
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Jon Lester just retired, and the KC Royals won't miss him
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Jon Lester announces retirement from MLB after 16 seasons
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Jon Lester talks about life after retirement from baseball
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Despite Rocky Nationals Stint, Jon Lester Retires A Postseason Legend
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Former Cubs, Red Sox pitcher Jon Lester announces retirement