The United Auto Workers went on strike against Chrysler Wednesday. Jeffrey Brown discusses the massive walkout with Micheline Maynard. For a look at Wednesday's Supreme Court arguments, including whether states must follow international law and presidential authority, Margaret Warner speaks with Marcia Coyle of The National Law Journal. Gwen Ifill interviews Robert Zoellick, president of the World Bank, 100 days after he took over the embattled institution. Ray Suarez speaks with Democrat John Edwards. The guests this episode are Micheline Maynard, Marcia Coyle, Robert Zoellick, John Edwards. Byline: Judy Woodruff, Jeffrey Brown, Margaret Warner, Gwen Ifill, Ray Suarez