Sophomore right-hander Adam Warren struck out a career-best seven batters over six innings, and designated hitter Tim Federowicz went 2-for-4 with two RBI to pace No. 1 North Carolina in a 4-2 win over Gardner-Webb Tuesday at Boshamer Stadium. The Tar Heels (8-0) scored four runs over the first two innings and held off a late rally for their fourth straight win over the Bulldogs (5-6). (Tar Heel Blue)