The NYPD chief says his department can shoot down an airliner in an emergency. But terrorism experts wonder who would give the police that authority.
The arrest of Mohammed Mahmood Alessa and Carlos Eduardo Almonte on Sunday in the New Jersey terror plot was the second terror arrest at JFK airport in two months, perhaps by design.
That is the next question investigators will be asking now that Faisal Shahzad has been charged in the Times Square bomber plot. Reports suggest arrests in Pakistan have already been made.
Video cameras, fingerprints, and chemical clues could all come into play as authorities try to identify who drove an explosives-laden vehicle into Times Square. The bomb plot left behind plenty of evidence.