September 20, 2021: Jon Lester earns 200th and final career win – Society for American Baseball Research
Former Cubs, Red Sox pitcher Jon Lester announces retirement
Jon Lester: Breaking News, Rumors & Highlights
Jon Lester posts first career hit in 67 ABs with liner off John Lac.. - ABC7 Los Angeles
Jon Lester Explains Decision To Retire After 16 MLB Seasons
Jon Lester hangs in there after rough first vs Orioles in Nationals Park - Federal Baseball
Jon Lester retires
Jon Lester doesn't appear to care about his Hall of Fame chances - Baseball Egg
Jon Lester - Wikipedia
Chicago Cubs News: Stroman offers Rolex watches to former teammates, Lester retires
With Jon Lester's retirement we ask: How do you define a Hall of Fame starting pitcher? - The Boston Globe
Jon Lester, Major League Baseball, News, Scores, Highlights, Stats, and Rumors
Jon Lester retires after epic MLB career as Red Sox, Cubs ace - Sports Illustrated
Boston Red Sox Memories: Jon Lester tosses no-hitter vs Royals