Photos: NASCAR at Indianapolis Motor Speedway, Sunday, July 23, 2017

INDIANAPOLIS, IN - JULY 23: Kyle Busch, driver of the #18 Skittles Toyota, and Kevin Harvick, driver of the #4 Jimmy John's Ford, lead the field during pace laps prior to the Monster Energy NASCAR Cup Series Brickyard 400 at Indianapolis Motorspeedway on July 23, 2017 in Indianapolis, Indiana. (Photo by Matt Sullivan/Getty Images)