Chicago Bulls center Joakim Noah, left, and Boston Celtics forward Paul Pierce grapple for control of the ball during the second quarter of an NBA basketball game in Boston, Wednesday, Feb. 13, 2013. (AP Photo/Elise Amendola)

Associated Press
Chicago Bulls center Joakim Noah, left, and Boston Celtics forward Paul Pierce grapple for control of the ball during the second quarter of an NBA basketball game in Boston, Wednesday, Feb. 13, 2013. (AP Photo/Elise Amendola)
Chicago Bulls center Joakim Noah, left, and Boston Celtics forward Paul Pierce grapple for control of the ball during the second quarter of an NBA basketball game in Boston, Wednesday, Feb. 13, 2013. (AP Photo/Elise Amendola)