Domain Awareness System (credit: CBS 2)

NEW YORK (CBSNewYork) – A dramatic new way to track criminals and potential terrorists was unveiled Wednesday by Mayor Michael Bloomberg and NYPD Commissioner Ray Kelly.

It melds cameras, computers and data bases capable of nabbing bad guys before they even know they’re under suspicion.

WCBS 880′s Marla Diamond reports

If a suspicious package is left at a location by a terrorist the NYPD will now be able to instantly tap into video feeds to look back in time to see who left it there, and that’s just one of the many things the NYPD’s new high-tech “Domain Awareness System” can do, CBS 2′s Marcia Kramer reported

“We are not your mom and pop police department anymore. We are in the next century. We are leading the pack,” Bloomberg said.

The new crime-fighting apparatus was built by the NYPD and Microsoft, developed by police officers for police officers. Officials said it represents a sea change for the NYPD.

“When I came back to the Police Department in 2002 I found that the Department was still a very big user of white out and carbon paper,” Kelly said. “The technical revolution had bypassed the Police Department.”

The system uses 3,000 cameras positioned in Lower Manhattan south of Canal Street, river to river, and between 30th and 60th streets, river to river. It links up to license plate readers, 911 calls and other NYPD data records.

It will enable investigators to do things like:

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