Kyle Larson lingered near his car waiting for the race to begin at Dover International Speedway when British television presenter Cherry Healey joined him on the concrete. Kneeling next to a rear tire, Healey snapped a selfie with NASCAR's newest star. Selfies are all the rage in every age group, and in NASCAR, where fans can rub elbows with their favorite driver minutes before the start of the race, the ability to snap a shot with the stars is just another perk in the fan-friendly sport. A snapshot of attendance shows a wider problem that social media can't fix. More...