Jon Lester - St. Louis Cardinals Starting Pitcher - ESPN
Jon Lester on the Score fresh off retirement announcement
MLB News: Jon Lester announces retirement - Beyond the Box Score
Jon Lester retires after 16 seasons
Washington National for a minute Jon Lester announces retirement after 16-year career - Federal Baseball
Longtime Red Sox and Cubs ace Jon Lester announces retirement
Jon Lester announces retirement after finishing career with Cardinals Midwest News - Bally Sports
MLB Rumors: Jon Lester has retired - Lone Star Ball
WCVB Channel 5 Boston - After 16 seasons in the MLB, former Boston Red Sox pitcher Jon Lester is calling it a career, according to a report: jon-lester-retiring-report-says
Jon Lester just retired, and the KC Royals won't miss him
Three-time MLB champion pitcher Lester retires at 38
Jon Lester announces retirement after 16 seasons, three World Series titles - ESPN