Boston Red Sox relief pitcher Kenley Jansen reacts after closing out the Tampa Bay Rays during the ninth inning of a baseball game Wednesday, Sept. 18, 2024, in St. Petersburg, Fla. (AP Photo/Chris O'Meara)

Boston Red Sox pitcher Kenley Jansen celebrates after defeating the Toronto Blue Jays 3-0 following a baseball game at Fenway Park, Wednesday, Aug. 28, 2024, in Boston. (AP Photo/Charles Krupa)

Boston Red Sox pitcher Kenley Jansen (74) throws against the Detroit Tigers in the ninth inning of a baseball game, Friday, Aug. 30, 2024, in Detroit. (AP Photo/Paul Sancya)

Boston Red Sox relief pitcher Kenley Jansen, right, celebrates with catcher Connor Wong after closing out the Tampa Bay Rays during the ninth inning of a baseball game Wednesday, Sept. 18, 2024, in St. Petersburg, Fla. (AP Photo/Chris O'Meara)

Boston Red Sox closer Kenley Jansen reacts to the fly out by Chicago White Sox's Andrew Benintendi to end the baseball game in the ninth inning, Saturday, Sept. 7, 2024, in Boston. (AP Photo/Michael Dwyer)