FILE - Then-Chicago Cubs starting pitcher Jon Lester delivers during the first inning of a baseball game against the Pittsburgh Pirates in Pittsburgh, in this Monday, Sept. 21, 2020, file photo.
Washington Nationals left-hander Jon Lester will have surgery to have a thyroid gland removed, manager Dave Martinez said Wednesday, March 3, 2021.
Lester will leave spring training in West Palm Beach, Florida, and fly to New York for the procedure.
(AP Photo/Gene J. Puskar, File)Washington Nationals left-hander Jon Lester is leaving spring training camp to have surgery for the removal of his thyroid gland, manager Dave Martinez said Wednesday.
He underwent chemotherapy treatments and returned to the Red Sox at spring training before the following season.