Three Deals Help Red Sox Round Out Their Rotation - The New York Times
Jon Lester Explains Decision To Retire After 16 MLB Seasons
Jon Lester retires: Five-time All-Star and three-time World Series champion calls it a career after 16 seasons
MLB veteran pitcher Jon Lester retires after 16 seasons
Time for Red Sox to get serious with Jon Lester - The Boston Globe
MLB off-season tracker: Ex-Tiger Ryan Raburn to join Reds
Why former Red Sox ace Jon Lester should be a Hall of Famer
Trea_Turner
Jon Lester's retirement reminds us Red Sox never should have let him go