Celtics Tough Schedule

Paul Pierce #34 of the Boston Celtics leads the team in a huddle before playing against the Washington Wizards on March 25, 2012 at the TD Garden. (Photo by Brian Babineau/NBAE via Getty Images)

Pivotal Stretch For Celtics Begins Wednesday With Spurs

Teh Celtics win over the Heat gave them confidence they can play with the best in the NBA, but now they need to prove it again, and again, and again on a crucial stretch that kicks off Wednesday night.