Former Cubs, Red Sox pitcher Jon Lester announces retirement
Jon Lester's 16-Year Career Perfectly Blended Intensity And Winning With Leadership
Jon Lester announces retirement from MLB after 16 seasons
Former Red Sox great Jon Lester is calling it a career
MORE
Jon_Lester
Longtime Red Sox ace Jon Lester retires after 16 MLB seasons, Red Sox
Mastrodonato: Jon Lester retires a winner, but Red Sox still look like losers
Jon Lester announces retirement after 16 seasons, three World Series titles - ESPN
Jon Lester retires after epic MLB career as Red Sox, Cubs ace - Sports Illustrated
Jon Lester missing buddy John Lackey at camp
Former Cubs, Red Sox pitcher Jon Lester retires with 200 wins, 3 World Series rings - The Athletic
Jon Lester: Cubs veteran has no hard feelings towards Red Sox
Former Cardinal Jon Lester Retires
Jon Lester - Wikipedia
Former Cubs, Red Sox pitcher Jon Lester announces retirement