John Hunter Nemechek learning Xfinity ropes with Ganassi group

FONTANA, Calif. — Hours before he turned his first official laps around Auto Club Speedway, John Hunter Nemechek was getting an early Friday tutorial from one heck of a mentor: fellow Chip Ganassi Racing driver Kyle Larson. Larson, who swept the weekend doubleheader at the 2-mile track last season, was