Santi Urrutia charted from second to win the 75-lap race at Gateway Motorsports Park, forcing the championship fight to move on to Watkins Glen.
With a victory at Gateway Motorsports Park, Victor Franzoni carries a small two-point lead heading into the final two races of 2017.
Nico Jamin held off Race 1 victor Santi Urrutia over the final laps to win Race 2 at Mid-Ohio.
Anthony Martin won two of the three Pro Mazda races held at Mid-Ohio, prevailing over Victor Franzoni in Race 3 on Sunday morning.
Santi Urrutia won his third consecutive Indy Lights race at Mid-Ohio on Saturday afternoon, driving for Belardi Auto Racing.
Victor Franzoni snuck in a victory at Mid-Ohio, getting around Anthony Martin who had led the opening 22 laps.
Parker Thompson won for the third time in four races in USF2000 Race 2 at Mid-Ohio.
Anthony Martin held off Victor Franzoni to win the first of three races at Mid-Ohio, tightening the Pro Mazda championship fight.
Oliver Askew started from pole and padded his championship lead with a victory in USF2000 Race 1 at Mid-Ohio.
Kyle Kaiser swept the Indy Lights doubleheader on the streets of Toronto for Juncos Racing with misfortune striking pole sitter Colton Herta.