Round-9-Road America, Wisconsin, USA
7-9 August, 2015, Elkhart Lake, Wisconsin, USA
, 3, Chevrolet, Corvette C7.R, GTLM, Jan Magnussen, Antonio Garcia, 4, Chevrolet, Corvette C7.R, GTLM, Oliver Gavin, Tommy Milner
? 2015, Michael L. Levitt
LAT Photo USA