BOSTON -- Five Boston police officers stood guard between the locker rooms of the Celtics and Washington Wizards after tempers flared following the final buzzer of Wednesday's game at TD Garden. Members of both teams had to be separated when Washington's John Wall and Boston's? Jae Crowder got into an on-court dustup after the Celtics' 117-108 triumph. Crowder could be seen putting his finger in Wall's face after the two exchanged words, and Wall appeared to land a quick open-hand slap before teammates and staffers rushed in to prevent a further escalation. Wall took another swipe at Crowder in the scrum, which left Boston's Marcus Smart and Terry Rozier trying to confront him. Celtics guard Isaiah Thomas, who scored 20 of his game-high 38 points in the fourth quarter, was about to do an on-court interview but rushed over with two of the Celtics' assistant coaches to pry Boston players back toward their tunnel. Shouting...