This Tuesday, Feb. 19, 2013 photo shows a detail of a video wall showing New York city police officers an interactive map of an area in the city, security footage from nearby cameras, if there are high radiation levels and whether any other threats have been made in New York. The Domain Awareness System, known as “the dashboard,” instantaneously mines data from the NYPD’s vast collection of arrest records, 911 calls, more than 3,000 security cameras city-wide, license plate readers and portable radiation detectors and aggregates it into a user-friendly, readable form. (AP Photo/Mary Altaffer)

Associated Press
This Tuesday, Feb. 19, 2013 photo shows a detail of a video wall showing New York city police officers an interactive map of an area in the city, security footage from nearby cameras, if there are high radiation levels and whether any other threats have been made in New York. The Domain Awareness System, known as “the dashboard,” instantaneously mines data from the NYPD’s vast collection of arrest records, 911 calls, more than 3,000 security cameras city-wide, license plate readers and portable radiation detectors and aggregates it into a user-friendly, readable form. (AP Photo/Mary Altaffer)
This Tuesday, Feb. 19, 2013 photo shows a detail of a video wall showing New York city police officers an interactive map of an area in the city, security footage from nearby cameras, if there are high radiation levels and whether any other threats have been made in New York. The Domain Awareness System, known as “the dashboard,” instantaneously mines data from the NYPD’s vast collection of arrest records, 911 calls, more than 3,000 security cameras city-wide, license plate readers and portable radiation detectors and aggregates it into a user-friendly, readable form. (AP Photo/Mary Altaffer)
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