Possible Clues:

• Baggage inspection org
• Airport uniform inits
• Wand-waving org
• Airport org. with X-ray machines
• Defense agency since Nov. 2001
• Luggage-screening gp.
• Org. with a no-shoes policy?
• Hijack-prevention org
• Gp. that threw away my fiancée's shampoo
• Org. conducting airport searches