Former Cubs, Red Sox pitcher Jon Lester announces retirement
Jon Lester, Major League Baseball, News, Scores, Highlights, Stats, and Rumors
Jon Lester announces retirement after 16 seasons, three World Series titles - ESPN
Jon Lester Fantasy Baseball News, Rankings, Projections
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Jon Lester, former New York Yankees nemesis, retires from baseball
Jake Arrieta Announces Retirement - MLB Trade Rumors
Jon Lester announces retirement from MLB after 16 seasons
Cubs' Jon Lester goes for 13th straight 30-start season - Chicago Sun-Times
Jed Lowrie Announces Retirement - MLB Trade Rumors
Nationals, Jon Lester In Talks - MLB Trade Rumors
Jon Lester announces retirement, St. Louis Cardinals lose potential pitching depth
Jon Lester - Wikipedia
Former Cy Young winner Jake Arrieta announces his retirement