Photos: NASCAR at Dover International Speedway, Sunday, June 4, 2017

DOVER, DE - JUNE 04: Kyle Busch, driver of the #18 Pedigree Petcare Toyota, and Martin Truex Jr., driver of the #78 Furniture Row/Denver Mattress Toyota, lead the field to start the Monster Energy NASCAR Cup Series AAA 400 Drive for Autism at Dover International Speedway on June 4, 2017 in Dover, Delaware. (Photo by Chris Trotman/Getty Images)