sirens

According to the press release, a public address announcement that "this is a drill message" will be made before and following the siren tone.

According to the Mattawa Police Department on their Facebook page, they are warning drivers that the mustang is not a police car.

Emergency sirens will be activated for a training exercise on the U.S. Department of Energy's Hanford Site tomorrow. The sirens will be activated between 8:15 a.m. and 9:15 a.m. in the area of Hanford known as the 300 Area, which is near the Columbia River just north of Richland...