U.S. auto executives listen as U.S. President Barack Obama (not pictured) delivers remarks on fuel efficiency standards, in Washington July 29, 2011. From left, they are: Executive Vice President of American Honda John Mendel, Volvo North America CEO Doug Speck, Ford CEO Alan Mulally, General Motors CEO Dan Akerson, Chrylser CEO Sergio Marchionne, President of BMW Manufacturing Josef Kerscher and President of Toyota USA Jim Lentz. REUTERS/Jason Reed (UNITED STATES – Tags: POLITICS TRANSPORT BUSINESS ENERGY)