Huge Murrieta active shooter and mass casualty drill scheduled for Tuesday
MURRIETA — Authorities are warning Murrieta area residents to be prepared for a huge, multi-agency, active shooter and mass casualty drill at Murrieta Mesa High School, Tuesday afternoon and evening, Oct. 23. The regional mass casualty training exercise, which is scheduled from 3 p.m. until 7 p.m, after school lets out for the day, is intended to test critical communication […]
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