LOUISVILLE, Ky. — Duke basketball needed a spark, and Caleb Foster was there to deliver it. The No. 5 Blue Devils trailed No. 18/20 Louisville 47-38 at halftime, facing their largest halftime deficit of the season. The Cardinals opened the game by knocking down four 3-pointers and went on to hit 10 in the first half, building a double-digit lead that Duke trimmed to single digits before the break. "We just started off slow," Foster said. "We needed a spark. Whatever the team needs, I'm willing to do it. Just go out there and compete to win." Foster scored Duke's first two baskets of the second half, driving...
