epa04930604 Porsche AG CEO Matthias Mueller leaves the new electric powered Porsche Mission E model of the Volkswagen Group as the vehicle is presented to the guests of the 'Volkswagen Group Night' ahead of the first media day of the upcoming International Automobil Exhibition IAA, at the Ball Game arena in Frankfurt/Main, 14 September 2015 evening. The IAA will open its gates in Frankfurt from 17 to 27 September 2015. EPA/FREDERIK VON ERICHSEN
