Jon_Lester
Three-time MLB champion pitcher Lester retires at 38
Jon Lester - Wikipedia
Lester Again Makes World Series His Moment - The New York Times
Jon Lester announces retirement from MLB after 16 seasons
Jon Lester: News, Stats, Bio, & More - NBC Sports - NBC Sports
Jon Lester: Breaking News, Rumors & Highlights
Cardinals pitcher Jon Lester announces retirement
MLB veteran pitcher Jon Lester retires after 16 seasons