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If you hear a barrage of gunfire in Minneapolis tonight, you probably don't need to hit the deck. Police will be blasting off rounds in two neighborhoods to calibrate the 

 system that allows the department pinpoint when and where shots are fired in the city.

Here's more detail from the Minneapolis Police Department:

Unfortunately, the sound of gunfire in Minneapolis isn't usually just a test. As this ShotSpotter-generated map from earlier this month shows, the real thing is all too common.

Curtis Gilbert

Author

If you hear a barrage of gunfire in Minneapolis tonight, you probably don’t need to hit the deck. Police will be blasting off rounds in two neighborhoods to calibrate the ShotSpotter system that allows the department pinpoint when and where shots are fired in the city. Here’s more detail from the Minneapolis Police Department: The…

Don’t panic, Mpls – gunshots tonight are only a test

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