Airline employees rather than federal officials are "on the front line of identifying suspected terrorists," according to a letter in USA TODAY. Airline personnel are expected to enforce the no-fly list, writes Joe McDonald, who wonders exactly how that was supposed to play out in the case of Faisal Shahzad. "If the Emirates check-in agent told him he would not be issued a boarding pass for his flight, do you think he would have patiently stuck around to find out why?" McDonald asks.
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