Jon Lester - Wikipedia
Jon Lester retires
Mike Fiers pitches no-hitter: Astros righty shuts down Dodgers - Sports Illustrated
Chicago Cubs signed Jon Lester with DVD showing team winning World Series - Sports Illustrated
Jon Lester, Former Red Sox Ace and World Series Champ, Retires From MLB โ NBC Chicago
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
Former Cubs, Red Sox pitcher Jon Lester announces retirement
Jon Lester retires after epic MLB career as Red Sox, Cubs ace - Sports Illustrated