SIOUX FALLS, S.D. (KELO) – If you’re out at Falls Park or the airport this winter, you might hear the sound of a cannon during the day. It’s not an explosion or a firearm; it’s a sound cannon to scare ...
SPOKANE, Wash. – Spokane City Council is considering a proposal from the Spokane Police Department to acquire sound cannons. These devices are intended for public safety communication, emergency ...
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