[Boston Sports Journal] - Karalis: Celtics collapses are raising old questions, and the answers lie in playing like the champions they are

The Celtics have two days off to look in the mirror and figure out who they really are. Are they going stumble out of the playoffs early and fall into a pile of statistics and “I told you they got lucky last year” comments? Or are they going to act like the veterans they are, the champions they are, and make a damn play?