CNN Anderson Cooper 360 May 3, 2013 02:43:00
P.r. disasters ahead. [ male announcer ] can gravity be used to help overcome gravity? ♪ the chevrolet malibu eco with eassist captures downhill energy, unleashing it later to help propel you uphill. ♪ it adds up to an epa-estimated 37 mpg highway... ♪ ...and helps defy gravity and gas pumps. ♪ that's american ingenuity, to find new roads.