The Boston Celtics weren’t too inspiring on the court against the Chicago Bulls. But sometimes events transpire that are bigger than the game of basketball. Such was the case Thursday, when head coach Brad Stevens missed the Celtics’ game at United Center to visit former Butler player Andrew Smith, who has battling cancer for two years and recently was readmitted to an Indiana hospital. How much did making that trip mean to Stevens? According to assistant coach Jay Larranaga, the Celtics head coach informed his staff 30 minutes before a noon team meeting he needed to leave immediately and visit Smith. “He makes it very clear to our players...