Jon Lester announces retirement after 16 seasons, three World
MLB Predictions: 10 Reasons the Red Sox' Jon Lester Will Win 2011
Jon Lester Announces Retirement - MLB Trade Rumors
Triumphant return for Red Sox's Lester - Los Angeles Times
JAWS and the 2023 Hall of Fame Ballot: John Lackey
Former Red Sox pitcher, World Series champion Jon Lester retiring
JAWS and the 2023 Hall of Fame Ballot: John Lackey
Jon Lester Retires After 16 MLB Seasons; Won 3 World Series with
Jon Lester remembered for World Series Game 5 with Cubs
Employed by the Chicago Cubs as Manager of Player/Alumni Relations
John Lester Slow Motion Baseball Pitching Mechanics - Boston Red
Jon Lester: Cancer survivor and World Series champ - AthlonSports