DRAMA QUEENSArlen Specter (R-PA) says the right thing – now what will he do about it?http://www.nytimes.com/2007/01/30/washington/30cnd-congress.htmlDemocrats on the Senate Judiciary Committee began laying the constitutional groundwork today for an effort to block President Bush’s plan to send more troops to Iraq and place new limits on the conduct of the war there, perhaps forcing a withdrawal