By: KDKA-TV News Staff

PITTSBURGH (KDKA) – The North Allegheny School District is putting extra security in place on Thursday at Carson Middle School.

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Students’ backpackers, bags, and other items will be searched once they arrive in the building.

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The district says they were alerted to a threat that referenced a “CMS student.”

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North Allegheny says there was no direct reference to Carson Middle School but they are putting the security in place out of an abundance of caution.