Jon Lester announces retirement after 16 seasons, three World
Former Red Sox ace Jon Lester, three-time World Series champ
Jon Lester's Top 5 Cubs' Moments
Jon Lester was an amazing person to have on the Chicago Cubs
Manager David Ross celebrates Jon Lester after former Cub wins
Jon Lester retires: Five-time All-Star and three-time World Series
Jon Lester Retires After 16 MLB Seasons; Won 3 World Series with
Jon Lester retires
Former Oakland A's pitcher Jon Lester retires
Jon_Lester
Jon Lester retires