Images at Road America
8-10 August 2014, Elkhart Lake, Wisconsin USA
91, Viper V10, SRT GTS-R, GTLM, Dominik Farnbacher, Marc Goossens, Jonathan Bomarito leads 22, Porsche, 911 GT America, GTD, Cooper MacNeil, Leh Keen
?2014, Phillip Abbott
LAT Photo USA