According to CBS News Pittsburgh, several students at Franklin Regional High School in Murrysville Pennsylvania (approximately 18 miles from Pittsburgh) have been stabbed.
Police and paramedics have arrived on the scene and have confirmed that five or six individuals were stabbed during a fire drill, and one student was airlifted to a local hospital. The police currently have one person in custody in regards to the stabbing.
The school has notified parents of the incident and have given them the option to pick their children up from school. It is not known if all of the victims were students, or a mixture of students and teachers.
More information will be shared as it becomes available.
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