St. Louis Cardinals acquire left-handers Jon Lester, J.A. Happ prior to deadline - ESPN
Oakland Athletics get Jon Lester, Jonny Gomes from Boston Red Sox for Yoenis Cespedes
Two cities, one legend: Jon Lester reflects on one of a kind career with Sox, Cubs, Sports
Jon Lester retires
Jon Lester - Wikipedia
Two cities, one legend: Jon Lester reflects on one of a kind career with Sox, Cubs, Sports
With Jon Lester's retirement we ask: How do you define a Hall of Fame starting pitcher? - The Boston Globe
Jon Lester's departure still stings, but he leaves baseball an icon twice over
Two cities, one legend: Jon Lester reflects on one of a kind career with Sox, Cubs, Sports
Jon Lester's retirement reminds us Red Sox never should have let him go