Celtics coach Joe Mazzulla says he should have called timeout on last possession of overtime in Game 4 | CBS Sports Headlines Celtics coach Joe Mazzulla says he should have called timeout on last possession of overtime in Game 4 In hindsight, Mazzulla said, he should’ve called it during the … Continue reading Celtics coach Joe Mazzulla says he should have called timeout on last possession of overtime in Game 4