Horne led the Golden Hurricane (4-3) with 30 points, his career high.
DeShang Weaver had 13 points for Oral Roberts (4-3). Abmas, the reigning Division I scoring champion, hit 13 of 15 free throws.
Stanford upsets No. 15 USC after Isaiah Mobley can't convert final shot
Stanford heads on the road and beats No. 15 USC after Isaiah Mobley can't hit the final shot.
How Kentucky beats Kansas and predictions for Saturday's SEC/Big 12 Challenge
Jayhawks/Wildcats is the marquee matchup in Saturday's 10-game series, but other major storylines await in the 10-hour extravaganza.
Oregon hosts Oregon State following Guerrier's 22-point game
Oregon State Beavers (3-14, 1-6 Pac-12) at Oregon Ducks (12-7, 5-3 Pac-12)