US President Barack Obama shakes hands with United Auto Workers(UAW) President Ron Gettelfinger (L) as he stands alongside leaders of worldwide automakers and members of his Cabinet after announcing new fuel efficiency standards to curb auto emissions for US cars in the Rose Garden of the White House in Washington, DC, May 19, 2009. Getty Images logo Getty Images 8 months ago

US President Barack Obama shakes hands with United Auto Workers(UAW) President Ron Gettelfinger (L) as he stands alongside leaders of worldwide automakers and members of his Cabinet after announcing new fuel efficiency standards to curb auto emissions for US cars in the Rose Garden of the White House in Washington, DC, May 19, 2009.