Charlotte Bobcats' Kemba Walker (15) drives past Philadelphia 76ers' Spencer Hawes (00) during the first half of an NBA basketball game, Saturday, Feb. 9, 2013, in Philadelphia. (AP Photo/Michael ... more 

Charlotte Bobcats' Kemba Walker (15) drives past Philadelphia 76ers' Spencer Hawes (00) during the first half of an NBA basketball game, Saturday, Feb. 9, 2013, in Philadelphia. (AP Photo/Michael Perez) less