WASHINGTON (CNN) – Secretary of State Hillary Clinton and Defense Secretary Robert Gates, in a rare joint interview, said Monday that the United States is committed to a regional strategy to build long-standing relations with Afghanistan and Pakistan. [cnn-photo-caption image= http://i2.cdn.turner.com/cnn/2009/POLITICS/10/05/clinton.gates/art.clinton.gates.cnn.jpg caption="Secretary of State Hillary Clinton and Defense Secretary Robert Gates spoke with CNN's Christiane … Continue reading U.S. 'not leaving Afghanistan,' Gates says