Aviation security [electronic resource] : DHS and TSA have researched, developed, and begun deploying passenger checkpoint screening technologies, but continue to face challenges : report to congressional requesters.
Imprint
[Washington, D.C.] : U.S. Govt. Accountability Office, [2009]
Aviation security : Department of Homeland Security and Transportation Security Administration have researched, developed, and begun deploying passenger checkpoint screening technologies, but continue to face challenges
DHS and TSA have researched, developed, and begun deploying passenger checkpoint screening technologies, but continue to face challenges
