UNC's big men must get tougher Posted Jan 16, 2010 Things could get tough in the lane for North Carolina on Saturday now that reserve 7-footer Tyler Zeller is out 4 to 6 weeks with a stress fracture in the third metatarsal of his right foot. The key for the 12th-ranked Tar Heels: get tougher. In the blowout loss to Clemson on Wednesday, starting forwards Ed Davis and Deon Thompson combined for only eight points. (Raleigh News & Observer)