Dallas Mavericks guard Luka Doncic, front, drives with the ball as Boston Celtics guard Jaylen Brown, back, defends during the first half of Game 5 of the NBA basketball finals, Monday, June 17, 2024, in Boston. (AP Photo/Charles Krupa)

Boston Celtics head coach Joe Mazzulla, center, speaks to his players during a timeout in the first half of Game 5 of the NBA basketball finals against the Dallas Mavericks, Monday, June 17, 2024, in Boston. (AP Photo/Charles Krupa)

Dallas Mavericks guard Kyrie Irving pauses on the court in front of Boston Celtics head coach Joe Mazzulla, left, during the first half of Game 5 of the NBA basketball finals, Monday, June 17, 2024, in Boston. (AP Photo/Charles Krupa)

Boston Celtics' Jayson Tatum celebrates after scoring during the first half of Game 5 of the NBA basketball finals against the Dallas Mavericks, Monday, June 17, 2024, in Boston. (AP Photo/Michael Dwyer)

Dallas Mavericks forward P.J. Washington (25) and Boston Celtics forward Jayson Tatum, right, vie for the ball during the first half of Game 5 of the NBA basketball finals, Monday, June 17, 2024, in Boston. (AP Photo/Charles Krupa)

Dallas Mavericks' Kyrie Irving, left, shoots against Boston Celtics' Jrue Holiday (4) and Jayson Tatum (0) during the second half of Game 5 of the NBA basketball finals, Monday, June 17, 2024, in Boston. (AP Photo/Michael Dwyer)

Boston Celtics guard Jaylen Brown, center, drives toward the basket as Dallas Mavericks forward P.J. Washington, right, defends and Celtics forward Jayson Tatum, left, watches during the first half of Game 5 of the NBA basketball finals, Monday, June 17, 2024, in Boston. (AP Photo/Charles Krupa)

BOSTON, MASSACHUSETTS - JUNE 17: s #0 of the Boston Celtics hugs Kyrie Irving #11 of the Dallas Mavericks as Irving exits the game during the fourth quarter of Game Five of the 2024 NBA Finals at TD Garden on June 17, 2024 in Boston, Massachusetts. NOTE TO USER: User expressly acknowledges and agrees that, by downloading and or using this photograph, User is consenting to the terms and conditions of the Getty Images License Agreement. (Photo by Elsa/Getty Images)