Atlanta Hawks defeat Boston Celtics, 100-91

ATLANTA - The idea that none of the four losses the Atlanta Hawks handed the Boston Celtics this season matter, that the playoffs are an entirely new season, or that a regular-season game can only say so much may only be a partial truth.

It matters that the Celtics lost four games to a team they had beaten four times last year.

It means any idea of dominance in the Eastern Conference may have vanished. Teams such as the Hawks, a pack of young wolves biting at the hee...