Boston Celtics head coach Joe Mazzulla on Friday stayed true to his reputation as the most locked-in coach in the NBA.

Joe Mazzulla spoke with the media at Celtics practice about his relationship with other coaches, and why he told former ...

"He breached NBA rules and came into the assistant coach's locker room and forced me to give him a hug." The post Joe ...

Don't expect Celtics head coach Joe Mazzulla to be best friends with rival NBA coaches during the season. He explained why on ...