The mask protecting his broken nose kept sliding around, frustrating Tyler Hansbrough. So North Carolina's big man tossed it off, then helped the Tar Heels dispose of the determined Michigan State Spartans. The sophomore finished with 33 points and nine rebounds to help the Tar Heels hold off Michigan State 81-67 on Saturday night, giving the East Regional's top seed a record 27th trip to the NCAA tournament's round of 16. (Tar Heel Blue)