Sensing the contest slipping away, and before the fourth quarter commenced, an impassioned Celtics coach Ime Udoka took his seat, looked his team in the eyes and issued a fiery challenge that consisted of a descriptor that not many first-year head coaches could vocalize. “You’re getting punked out there,” Udoka told Yahoo Sports of his pre-fourth-quarter challenge. “They’re punking us right now. Is this the way you want to go out? This is not us. Let’s at least give ourselves a chance.”