UPDATE: Done deal. "Obama Mandates Rules to Raise Fuel Standards"
From the New York Times:
President Obama has decided to use his executive power to order tougher fuel efficiency standards for cars and trucks, accelerating the fight against climate change without waiting for Congress, administration officials said Thursday.
Mr. Obama plans to announce on Friday that he is ordering the creation of a new national policy that will result in less pollution from medium- and heavy-duty trucks for the first time and will further reduce exhaust from cars and light-duty trucks beyond the requirements he has already put in place....MORE