Calif. cops become first with sonar device


By Jonathan Lockett
The Contra Costa Times

CONTRA COSTA, Calif. — The Contra Costa County Sheriff's Office has acquired a new type of sonar equipment to help protect local waterways against terrorism.

The Echoscope is a real-time, three-dimensional device the marine patrol will use to scan harbors, piers and the bottom of ships for security threats.

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  2. Terrorism Prevention and Response
  3. Patrol Issues

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