Troy school shooter alarms were errors; panicked students ran, helped each other

Sep. 15—Troy High School dismissed students for the day after a false active shooter alert was activated over the school PA system two separate times more than an hour apart Friday morning, sending students running from the building. The first alarm was activated around 7:30 a.m. as students were arriving and getting to class, which starts at 7:40. A substitute teacher accidentally triggered …