P.J. Hairston Improving, Doubtful For Saturday Posted Jan 30, 2013 UNC sophomore guard P.J. Hairston is showing improvement one day after suffering a concussion in Tuesday night's basketball game at Boston College. Hairston's status for Saturday's game against Virginia Tech is "doubtful." A decision on whether or not he plays against the Hokies will not be made until Saturday morning. (GoHeels.com)