MacArthur High School in Irving has been cleared by police after going on lock down Wednesday afternoon.
The lockdown was initiated by the principal due to the possible threat of a student with a handgun, according to Irving police. No gun was ever found in the building.
Irving police say no one was hurt. Three juveniles were detained, but later released to their parents.
Irving ISD set up a reunification site at Travis Middle School. All students at MacArthur High will be taken there via bus, and then released to parents/guardians. Once all students have been taken to Travis MS, bus routes will then begin their normal route.
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Any student who drove a car to school, had to find a different way home.
The district states that school will continue as normal on Thursday, but there will be an increased police presence and additional security measures taken at the school.
