FILE -- Employees of ShotSpotter monitor screens to look for alerts of gunfire at the company's central office in Mountain View, Calif., May 11, 2012. The company can pinpoint the location of gunfire seconds after it occurs by triangulating sound picked up by acoustic sensors placed on buildings, utility poles and other structures throughout any area that has subscribed to the service.
FILE -- Employees of ShotSpotter monitor screens to look for alerts of gunfire at the company's central office in Mountain View, Calif., May 11, 2012. The company can pinpoint the location of gunfire seconds after it occurs by triangulating sound picked up by acoustic sensors placed on buildings, utility poles and other structures throughout any area that has subscribed to the service. Annie Tritt NYT File
FILE -- Employees of ShotSpotter monitor screens to look for alerts of gunfire at the company's central office in Mountain View, Calif., May 11, 2012. The company can pinpoint the location of gunfire seconds after it occurs by triangulating sound picked up by acoustic sensors placed on buildings, utility poles and other structures throughout any area that has subscribed to the service. Annie Tritt NYT File
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Sacramento police and sheriff's departments team up to expand use of ShotSpotter technology

March 30, 2018 07:45 PM