Former Red Sox great Jon Lester is calling it a career

Former Red Sox pitcher, World Series champion Jon Lester retiring

Red Sox lose out: Lester, Cubs agree to $155M deal

A look back at Jon Lester's career - Beyond the Box Score

Lester Stymies Jeter to Preserve Red Sox' Win - The New York Times

Jon Lester traded to Oakland Athletics, Yoenis Cespedes to Boston

Jon Lester: Former Chicago Cubs, Boston Red Sox ace retires

Terrific trio peaks at right time for Red Sox

Washington Nationals' new lefty Jon Lester on adjustments he's

Maybe the best playoff pitcher ever' - What made Jon Lester an

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