Active Shooter Drill Causes Chaos, Raises Questions
(CBS 2 Chicago)

CHICAGO (CBS) — They hid in bathrooms and barricaded themselves in conference rooms for a frightening 12 minutes. Hundreds of Chicago workers thought a gunman was on the loose in their office building. Turns out, it was a drill gone bad. CBS 2 Investigator Dorothy Tucker was on the scene from the beginning, asking what […]