Matthew Christian of Campbell hit a grand slam in the first inning of each game of a doubleheader as the Camels swept Gardner-Webb by scores of 7-3 and 14-6 in Buies Creek on Saturday. … Silas Demary Jr. scored on a steal and layup with four seconds left in overtime on Saturday night to give Millbrook a 67-65 win over Ardrey Kell for the NCHSAA 4-A boys basketball championship. … Farmville Central outscored Hendersonville, 113-98, for the 2-A boys title and Wilson Prep took the 1-A boys crown with a 66-58 win over Lincoln Charter. … No. 21 Virginia won the ACC regular-season championship with a 68-58 triumph at Louisville and Notre Dame’s 83-73 win over No. 11 Florida State in South Bend. … Host North Carolina rolled past Duke, 91-73. … Lee Westwood is at 11-under par for a 1-shot lead in the Arnold Palmer Invitational going into today’s final round (NBC, 2:30 p.m.). … The NBA All-Star game features teams chosen by LeBron James and Kevin Durant (TNT, 8 p.m.).