The series returns to Portland International Raceway to end the 2018 season

With two second-place finishes at Portland International Raceway, Rinus VeeKay has secured the 2018 Pro Mazda Championship Presented by Cooper Tires championship title. With the results in Portland, the 17-year old has tallied 7 wins and 10 podiums in 2018 en route to also capturing the Rookie of the Year title.

Rinus VeeKay extended his Pro Mazda Championship Presented by Cooper Tires lead to 47 points after a dominating performance at the Mazda St. Louis Pro Mazda Oval Challenge at Gateway Motorsports Park

VeeKay scores his fifth straight victory while Megennis earned his third straight podium

Sting Ray Robb carries the Team Pelfrey banner to fourth position in Saturday's Mazda Pro Mazda St. Louis Oval Challenge