Jon Lester retires after epic MLB career as Red Sox, Cubs ace - Sports Illustrated
Longtime Red Sox ace Jon Lester retires after 16 MLB seasons
Steve Bartman, Leon Durham not only reasons Cubs have struggled in NLCS - Sports Illustrated
Jon Lester retires
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Former Cubs, Red Sox pitcher Jon Lester announces retirement National News - Bally Sports
Former Cubs, Red Sox pitcher Jon Lester retires with 200 wins, 3 World Series rings - The Athletic
Former Cubs, Red Sox pitcher Jon Lester announces retirement
Jon Lester talks about life after retirement from baseball
Jon Lester retires after epic MLB career as Red Sox, Cubs ace - Sports Illustrated
Jon Lester, Cubs agree to a six-year, $155 million deal
Jon Lester Retires After 16 MLB Seasons; Won 3 World Series with Red Sox and Cubs, News, Scores, Highlights, Stats, and Rumors