Jon Lester announces retirement after 16 seasons, three World Series titles - ESPN
Jon Lester announces retirement after 16 seasons, three World Series titles - ESPN
Former Cubs pitcher Jon Lester retires after 16 seasons
Jon Lester, Cubs agree to a six-year, $155 million deal
Pitcher Jon Lester to Join Chicago Cubs in 6-Year, $155 Million Deal - The New York Times
Jon Lester retires
Jon Lester Retires After 16 MLB Seasons; Won 3 World Series with Red Sox and Cubs, News, Scores, Highlights, Stats, and Rumors
MLB Rumors: Jon Lester has retired - Lone Star Ball
Jon Lester hits free agency after Cubs decline option; is a Boston Red Sox reunion possible?
Jon Lester retires
Former Cubs, Red Sox pitcher Jon Lester announces retirement - Seattle Sports
Jon Lester - Wikipedia