MLB notebook: Yankees manager Boone takes leave of absence for surgery to get pacemaker
Former Red Sox Jon Lester to have surgery to remove thyroid gland
Brian_Cashman
Nationals starter Jon Lester to undergo thyroid surgery on Friday - The Washington Post
Jon Lester makes Washington Nationals debut 2 weeks after surgery - ESPN
Hunter_Renfroe
Washington Nationals say lefty Jon Lester to have thyroid gland removed
Jon_Lester
Josh_Bell
Luis_Robert