NBA Finals: Celtics win 18th NBA Championship, defeating Mavericks 106-88 in Game 5
BOSTON (AP) — Jayson Tatum put his hands behind his head as TD Garden fans stood on their feet and cheered around him. Walked to the bench and wrapped both arms around Celtics coach Joe Mazzulla. The journey is over. The Boston Celtics stand out among the NBA champions once again. Tatum had 31 points,…