Jon Lester just retired, and the KC Royals won't miss him
MLB Rumors: Jon Lester has retired - Lone Star Ball
Best MLB player at each age for 2021 season: From 18-year-old Jasson Dominguez to 41-year-old Rich Hill
Baseball Quotes] The last active professional athlete drafted by the Montreal Expos has retired. Congrats on a great career Tom Brady! : r/baseball
MORE
Aroldis_Chapman
MLB Power Rankings: The Cubs are suddenly contenders – New York Daily News
Interview with Jon Lester on his FIRST DAY after Retirement
Players who had the yips
MLB Power Rankings: Where All 30 Teams Stand Entering Free Agency, News, Scores, Highlights, Stats, and Rumors
On This Day in 2008: Jon Lester No-Hits the Kansas City Royals!
Jon Lester announces retirement after 16 seasons, three World Series titles - ESPN
The Rundown: Morel-Contreras Pairing Strikes Again, Estrada Electric in MLB Debut, La Russa Down, Ohtani-Judge MVP Debate Rages - Cubs Insider
Jon Lester retires after epic MLB career as Red Sox, Cubs ace - Sports Illustrated
Every move of the 2022 offseason, tracked
Yadier_Molina