Baseball-Reference.com - Jon Lester has an ERA of 1.73 this season, his second best ERA thru the first 30 games of his team's season http://bbref.com/pi/shareit/5zIhC | Facebook
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Jon Lester to Cubs: Latest Contract Details, Comments, Reaction | Bleacher Report | Latest News, Videos and Highlights
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Trade Retrospective: Red Sox continue sell off, trade Jon Lester to the Athletics for Yoenis Céspedes - Beyond the Box Score
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