LEADER 01923oam 2200421 a 450 001 9910698865103321 005 20090513082847.0 035 $a(CKB)5470000002397213 035 $a(OCoLC)311601452 035 $a(EXLCZ)995470000002397213 100 $a20090302d2009 ua 0 101 0 $aeng 135 $aurmn||||a|||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aHomeland defense$b[electronic resource] $eactions needed to improve management of air sovereignty alert operations to protect U.S. airspace : report to congressional requesters 210 1$a[Washington, D.C.] :$cU.S. Govt. Accountability Office,$d[2009] 215 $aii, 51 pages $cdigital, PDF file 300 $aTitle from title screen (viewed on Mar. 2, 2009). 300 $a"January 2009." 300 $a"GAO-09-184." 320 $aIncludes bibliographical references. 330 $aGAO examined the extent to which (1) NORAD has adopted a risk-based management approach to determine [air sovereignty alert] ASA operational requirements; (2) the Air Force has implemented ASA operations as a steady-state mission in accordance with Department of Defense (DOD), NORAD, and Air Force directives and guidance; (3) the Air Force assesses the readiness of units conducting ASA operations; and (4) the Air Force faces challenges in sustaining ASA operations for the future and what plans, if any, it has to address such challenges. 517 $aHomeland defense 606 $aMissile attack warning systems$zUnited States 606 $aAir defenses$zUnited States 606 $aTerrorism$xPrevention 615 0$aMissile attack warning systems 615 0$aAir defenses 615 0$aTerrorism$xPrevention. 801 0$bESR 801 1$bESR 801 2$bGPO 906 $aBOOK 912 $a9910698865103321 996 $aHomeland defense$93424085 997 $aUNINA