Lockdown Shakes Up Students, Parents | NBC 10 Philadelphia

Lockdown Shakes Up Students, Parents

Parents rushed to Upper Dublin High School early Monday after hearing about a school lockdown. The lockdown was very brief and police say it was prompted by school security workers, who thought they saw four male students with a long gun. And as NBC10's Christine Maddela reports, it turned out to be an umbrella, but the scare was enough to shake up students and their parents.

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