01556nam 2200433 450 991070481740332120131021154856.0(CKB)5470000002445565(OCoLC)861190106(EXLCZ)99547000000244556520131021d2013 ua 0engurmn|||||||||rdacontentrdamediardacarrierTransportation security action needed to strengthen TSA's security threat assessment process : report to the Ranking Member, Committee on Homeland Security, House of Representatives[Washington, D.C.] :United States Government Accountability Office,2013.1 online resource (ii, 43 pages) illustrationsTitle from title screen (viewed Oct. 17, 2013)."July 2013.""GAO-13-629."Includes bibliographical references.Transportation security TransportationSecurity measuresUnited StatesTerrorismUnited StatesPreventionNational securityUnited StatesRisk assessmentTransportationSecurity measuresTerrorismPrevention.National securityRisk assessment.United States.Congress.House.Committee on Homeland Security,GPOGPOBOOK9910704817403321Transportation security3454925UNINA