(CNSNews.com) - Louis Fisher, a scholar in residence at the Constitution Project who served for 40 years as a constitutional law expert at the Library of Congress, says Americans and members of Congress should understand that President Barack Obama committed a “very grave offense” against the Constitution in taking military action in Libya without congressional authorization. “I am not going to recommend that the House Judiciary Committee hold impeachment hearings, but I would like members of Congress and the public to say that nothing would be more impeachable than a President who takes the country to war without coming to...