New York Area Airports To Get "Invisible Fences"

New York area airports are getting an extra layer of protection, the same technology used to protect airports in Baghdad is coming to New York. Over the next two years, the Port Authority said it
will install a comprehensive new security system at Newark, Kennedy, LaGuardia and Teterboro airports, for the price of $138 million.

The web of fiber optics, radar, infrared imaging, motion detectors and surveillance cameras is being called "invisible fencing."