MIAMI (AP) — Derrick White scored on a putback as time expired and the Boston Celtics moved to the brink of the greatest comeback in NBA playoff history, holding off the Miami Heat 104-103 to force a Game 7 in the Eastern Conference finals. Jayson Tatum scored 31 points, Jaylen Brown scored 26 and Marcus Smart added 21 for the Celtics. Jimmy Butler made three free throws with 3.0 seconds left for a one-point Heat lead. Smart missed a 3-pointer, but White grabbed the rebound and scored as time expired. Butler scored 24 points and Caleb Martin scored 21 for the Heat.