U.S. Rep. John Murtha, D-Johnstown, was released from a Washington, D.C.-area hospital this morning. Murtha had been admitted to the National Naval Medical Center in Bethesda, Md., Sunday evening for treatment of abdominal pain. He was diagnosed with a gallbladder problem, a spokesman has said. Murtha, 77, appeared on the House floor this afternoon during discussion of defense spending for fiscal year 2010.