Round 8 - Detroit, Michigan, USA: 29-31 May 2015, Detroit, Michigan, USA General Motors CEO Mary Barra delivers the winner's trophy to Sebastien Bourdais ©2015, Michael L. Levitt LAT Photo USA
29-31 May 2015, Detroit, Michigan, USA
General Motors CEO Mary Barra delivers the winner's trophy to Sebastien Bourdais
©2015, Michael L. Levitt
LAT Photo USA