GM CEO Dan Akerson is really putting his stamp on the company by shuffling some of its top-level executives. It looks like the UAW is targeting Toyota first as it aims to organize foreign transplants in the U.S. Chrysler, in partnership with the EPA, is developing hydraulic hybrid technology with the goal of using it in large passenger cars and other light-duty vehicles. All that and more, plus John answers your questions and responds to your comments in another installment of "You Said It!"