Airline Security Federal authorities reportedly are working on system to quickly search airline ticket holders' personal histories to try to screen out terrorists. NPR's Larry Abramson reports on what information is available and what is legally off-limits.

Airline Security

Airline Security

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Federal authorities reportedly are working on system to quickly search airline ticket holders' personal histories to try to screen out terrorists. NPR's Larry Abramson reports on what information is available and what is legally off-limits.