With Jon Lester's retirement we ask: How do you define a Hall of Fame starting pitcher? - The Boston Globe
Former Red Sox ace Jon Lester, three-time World Series champ, retires after 16 seasons - The Boston Globe
Jon Lester Thankful To Red Sox Fans And Organization, Excited To Introduce Boston To His Kids - CBS Boston
Photos: Red Sox squashed by Blue Jays, 14-1 - The Boston Globe
Jon Lester - Simple English Wikipedia, the free encyclopedia
TwitterRecommenderSystem/database.json at master · ravinkohli/TwitterRecommenderSystem · GitHub
Photos: Red Sox squashed by Blue Jays, 14-1 - The Boston Globe
Boston Red Sox pitcher Jon Lester turning a corner
Boston Red Sox: Jon Lester is a buy-low free-agent option
Jon Lester, former Boston Red Sox pitcher, retires after 16-year MLB career (report)
Jon Lester retires after epic MLB career as Red Sox, Cubs ace - Sports Illustrated
Jon Lester only Red Sox in All-Star Game — for the moment - The Boston Globe
Photos: Red Sox squashed by Blue Jays, 14-1 - The Boston Globe
Photos: Red Sox squashed by Blue Jays, 14-1 - The Boston Globe