Round 12 - West Allis, Wisconsin, USA: 11-12 July, 2015, West Allis, Wisconsin USA Marco Andretti, Michael Andretti ?2015, Ernie Masche LAT Photo USA
11-12 July, 2015, West Allis, Wisconsin USA
Marco Andretti, Michael Andretti
?2015, Ernie Masche
LAT Photo USA