GIBSONIA (KDKA) — A modified lockdown was eventually lifted at Pine-Richland High School, as well as the school’s secondary campus after a bullet was found in the cafeteria Wednesday.

A student had found a nine-millimeter bullet on the floor of the cafeteria and then gave it to a staff member.

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(Photo Credit: KDKA)

From there, a threat assessment was conducted by the Northern Regional Police Department and an immediate investigation began. Investigators talked with students and a review of surveillance video was completed.

Police said there was no immediate threat and no weapon in the building, but are continuing to investigate.

Students were instructed to stay in their classrooms, and had restricted access to the hallways.

The school is operating under heightened security procedures Thursday.

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WATCH: Pine Richland will operate under heightened security.


 

No book bags or other types of bags are permitted, school officials announced.

Instrument cases are allowed, but will be searched.

Students have been instructed to use a clear plastic bag for their possessions.

The school is also asking students to not wear coats or baggy clothing.

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