01572oam 2200433 a 450 991069907740332120090811143355.0(CKB)5470000002399109(OCoLC)324997776(EXLCZ)99547000000239910920090518d2009 ua 0engurmn||||a||||txtrdacontentcrdamediacrrdacarrierAviation security[electronic resource] TSA has completed key activities associated with implementing Secure Flight, but additional actions are needed to mitigate risks : report to Congressional committees /United States Government Accountability Office[Washington, D.C.] :U.S. Govt. Accountability Office,[2009]1 online resource (iii, 62 pages) illustrationsTitle from title screen (GAO, viewed May 18, 2009)."May 2009.""GAO-09-292."Includes bibliographical references.Aviation security Aeronautics, CommercialSecurity measuresUnited StatesAirportsSecurity measuresUnited StatesTerrorismUnited StatesPreventionAeronautics, CommercialSecurity measuresAirportsSecurity measuresTerrorismPrevention.DIDDIDDIDJCRGPOBOOK9910699077403321Aviation security2879064UNINA