Celtics’ star Jayson Tatum added 23 points after coming into the game listed as questionable with a left shoulder strain. He shot 7 of 21 overall.

The Celtics blew a 3-point lead late before eventually losing in a heated overtime period to the Atlanta Hawks.

BOSTON — The Celtics had their chances to close out the Hawks, but instead, they lost 119-115 on Saturday at TD Garden in an overtime thriller. The C’s couldn’t make the necessary plays down the stretch as they dropped to 29-13 on the season. The Hawks improved to 22-19.