The Blue Hens let a 15-point halftime lead get away, but never trailed. They swept the season series from the Tribe and beat William & Mary for the ninth straight time.
William & Mary (16-9, 10-4) remained in first place in the Colonial Athletic Association but lost sole possession of the top spot. The loss snapped a 14-game home winning streak. Thornton scored 27 points and Omar Prewitt added 25.