Former Cubs pitcher Jon Lester announces his retirement
Former Cubs, Red Sox pitcher Jon Lester announces retirement
Jon Lester announces retirement from MLB after 16 seasons
With Jon Lester's retirement we ask: How do you define a Hall of
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Jon Lester, two-time champion with Red Sox, announces retirement
Nationals, Cardinals Swap Jon Lester For Lane Thomas - MLB Trade
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Jon Lester Announces Retirement - MLB Trade Rumors
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Jon Lester retires
Is Jon Lester a Hall of Famer? - Last Word On Baseball
Jon Lester Calls It A Career