Jon Lester announces retirement after 16 seasons, three World

3-Time World Series Winner Retiring After 16 Seasons in the MLB

Jon Lester retires after epic MLB career as Red Sox, Cubs ace - Sports Illustrated

B/R Walkoff - Jon Lester has announced his retirement. 3-time World Series champion 5-time All-Star 16 seasons 200 wins What a career 👏

Jon Lester, done after 16 seasons, gave the Red Sox everything he had — something today's starters aren't asked to do - The Boston Globe

Jon Lester's retirement a reminder of how badly Red Sox botched his exit – NBC Sports Boston

Jon Lester, a three-time World Champion, announces retirement

Jon Lester: News, Stats, Bio, & More - NBC Sports - NBC Sports

Column: Why Chicago Cubs should retire Jon Lester's number

Jon Lester: Former Chicago Cubs, Boston Red Sox ace retires

Jon Lester's 16-Year Career Perfectly Blended Intensity And Winning With Leadership

Jon Lester - Wikipedia

September 20, 2021: Jon Lester earns 200th and final career win – Society for American Baseball Research