As NYC shooting unfolded, police tried to communicate about the suspect by fax

As details emerge about the shocking shooting deaths of two New York City police officers in Brooklyn, there are questions about glitches in the flow of information between the police departments of two of the east coast's biggest cities more than a dozen years after the Sept. 11 terror attacks revealed fatal weaknesses in law enforcement's information-sharing capacities. When time was of the essence, the systems in place, technological and otherwise, did not move critical data where it was needed, in the formats in which it was needed, in time for it to be useful.