Boston Celtics head coach Joe Mazzulla loves to push his players, and his halftime challenge sparked the team's comeback win over the 76ers on Sunday.

Given the plethora of weapons that the Boston Celtics have on their roster, it's hard for opposing defenses to decide who they're going to pay attention to night in and night out. Even with plenty of options on offense,

Mazzulla challenged his stars at halftime to play with more energy or give up their minutes to the bench. They responded.