GRANDVIEW - A number of local fire departments will be participating in a mass casualty exercise on Stover Loop Road in Grandview this coming Saturday, Oct. 27, from 9:30 to 11:30 a.m.
The simulation will involve a school bus on its side and will likely be visible to motorists traveling I-82. Signs will be posted to indicate that a drill is underway.
Grandview, Sunnyside, Mabton and Prosser fire departments, Yakima County Fire District and local hospitals will be participating in the exercise.
A life flight helicopter may also participate unless needed for an actual emergency.