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PHILADELPHIA (CBS) – A high school in the city’s Nicetown section was placed on lockdown after a gun was found in a student’s backpack on Tuesday morning. Randolph Technical High School, at 3101 Henry Avenue, was placed on lockdown around 10 a.m.

Philadelphia police say the firearm was found in a juvenile’s bookbag during a scan.

The lockdown was lifted around 10:30 a.m. and the student was apprehended.

No one was injured in the incident.