Iowa I: Olympic Gold Medal winner gymnast Shawn Johnson waves the green flag at the start. #5: Pato O'Ward, Arrow McLaren SP Chevrolet, #20: Conor Daly, Ed Carpenter Racing Chevrolet, #3: Scott McLaughlin, Team Penske Chevrolet, #18: David Malukas, Dale Coyne Racing with HMD Honda, #45: Jack Harvey, Rahal Letterman Lanigan Racing Honda
Olympic Gold Medal winner gymnast Shawn Johnson waves the green flag at the start. #5: Pato O'Ward, Arrow McLaren SP Chevrolet, #20: Conor Daly, Ed Carpenter Racing Chevrolet, #3: Scott McLaughlin, Team Penske Chevrolet, #18: David Malukas, Dale Coyne Racing with HMD Honda, #45: Jack Harvey, Rahal Letterman Lanigan Racing Honda