Southern Middle School was placed on lockdown on Thursday morning after someone made a threat.
The school told families that someone had threatened the school over the phone. A lockdown of campus followed.
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Law enforcement agencies responded and, after searching campus, determined the school was safe for students and staff to return.
No students or staff members were injured. The school, located in Aberdeen, is making more counselors available to students and additional police officers will be on campus for the rest of the school day.
WRAL News is working to learn more about the circumstances.