DALLAS, TX - FEBRUARY 20: Dirk Nowitzki #41 of the Dallas Mavericks posts up against Chris Wilcox #44 of the Boston Celtics on February 20, 2012 at the American Airlines Center in Dallas, Texas. ... more 

DALLAS, TX - FEBRUARY 20: Dirk Nowitzki #41 of the Dallas Mavericks posts up against Chris Wilcox #44 of the Boston Celtics on February 20, 2012 at the American Airlines Center in Dallas, Texas. (Photo by Glenn James/NBAE via Getty Images) less