Jon Lester announces retirement from MLB after 16 seasons
Jon Lester announces his retirement after long career with Boston Red Sox and Chicago Cubs - Over the Monster
Jon Lester Officially Retires & Reflects on his Career
Jon Lester, two-time champion with Red Sox, announces retirement
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Jon Lester retires after epic MLB career as Red Sox, Cubs ace - Sports Illustrated
Jon Lester's 200th career win, in context
Two cities, one legend: Jon Lester reflects on one of a kind career with Sox, Cubs, Sports
Should the Cubs retire Jon Lester's number? - Bleed Cubbie Blue
Former Cubs pitcher Jon Lester, part of team's World Series core, announces his retirement - Chicago Sun-Times
Jon Lester announces retirement after 16 seasons, three World Series titles - ESPN
Former Cubs, Red Sox pitcher Jon Lester announces retirement after 16 seasons
Jon Lester Announces Retirement From MLB After 16 Seasons – OutKick
Longtime Red Sox ace Jon Lester retires after 16 MLB seasons
Jon Lester, done after 16 seasons, gave the Red Sox everything he had — something today's starters aren't asked to do - The Boston Globe
Former Cubs, Red Sox pitcher Jon Lester announces retirement
Is Jon Lester a Hall of Famer? John Lackey has a strong take – NBC Sports Boston