The Bush administration said on Thursday the potential threat to airliners posed by passengers will remain the focus of U.S. aviation security for the foreseeable future as key lawmakers noted that weapons and explosives can still be smuggled onto planes. James Loy, the administrator of the Transportation Security Administration (TSA), told a congressional hearing the nation’s aviation security system is “more secure than it ever has been” but that “we still have a long way to go.” Loy said the security priority remains the potential threat posed by passengers, which for now tops the possibility that attackers might use shoulder-fired missiles to down a commercial airliner. Full Story