RIEDEN, GERMANY - JUNE 11: A Tesla electric-powered sedan stands at a Tesla charging staiton at a highway reststop along the A7 highway on June 11, 2015 near Rieden, Germany. Tesla has introduced a limited network of charging stations along the German highway grid in an effort to raise the viability for consumers to use the cars for longer journeys. (Photo by Sean Gallup/Getty Images)
