Jon Lester retires: Five-time All-Star and three-time World Series champion calls it a career after 16 seasons

Lester hopes to end Cubs' century-plus drought

The Best 5-Year Stretch for Every MLB Team in Modern History, News, Scores, Highlights, Stats, and Rumors

Jon Lester

300 Wins? Today, Try 200 Innings - The New York Times

2021 MLB Season Preview: Team-by-Team Capsules - The New York Times

Maybe the best playoff pitcher ever' - What made Jon Lester an October legend and potential Hall of Famer - ESPN

Jon Lester Retires After 16 MLB Seasons; Won 3 World Series with Red Sox and Cubs, News, Scores, Highlights, Stats, and Rumors

Longtime Red Sox and Cubs ace Jon Lester announces retirement

Jon Lester Calls It A Career

David Ross, Oldest Player in World Series, Ends Career in Climactic Game 7 - The New York Times

Chicago Cubs News: Stroman offers Rolex watches to former teammates, Lester retires

Jon Lester remembered for World Series Game 5 with Cubs