United States Senator Joseph Lieberman (Independent Democrat of Connecticut), Chairman, U.S. Senate Committee on Homeland Security and Governmental Affairs, questions a witness at the hearing on "Terrorists and Guns: The Nature of the Threat and Proposed Reforms" in Washington, D.C. on Wednesday, May 5, 2010..Credit: Ron Sachs / CNP.(RESTRICTION: NO New York or New Jersey Newspapers or newspapers within a 75 mile radius of New York City) *** Please Use Credit from Credit Field ***