Freshmen Cooper Flagg and Kon Knueppel made memorable debuts in the Tobacco Road rivalry as No. 2 Duke used a dominant first half to secure an 87-70 win over visiting North Carolina on Saturday night in Durham,

While the Nets tipped off Saturday night in Houston, the basketball world was looking elsewhere — at Tobacco Road, for Duke vs. North Carolina. They were watching the sport’s juiciest rivalry, a game that could produce five first-round picks — and the player most often mocked for the possibility that he will end up in Brooklyn.