CHAPEL HILL, N.C. (AP) — Freshman Alyssa Ustby had season-highs of 20 points and 12 rebounds to help North Carolina upset fourth-ranked rival North Carolina State 76-69 on Sunday. Stephanie Watts added 17 points for the Tar Heels. UNC hit a season-high 11 3-pointers and led by as many as a dozen after halftime. The Tar Heels had won just once since Dec. 20 but still managed to beat a top-10 Wolfpack team for the third straight season. Elissa Cunane had 14 points to lead the Wolfpack. N.C. State was coming off a road win against No. 1 Louisville.