Patricio O’Ward and Colton Herta to Join Harding Racing for Verizon IndyCar Series Finale Indianapolis, Ind. (September 7, 2018) Harding Racing will add a second Chevrolet-powered IndyCar to their lineup for the Grand Prix of Sonoma next weekend at Sonoma Raceway. Indy Lights Presented by Cooper Tires 2018 Champion Patricio O’Ward will pilot the #8,…