SILO, OK - Silo school officials say everyone is safe after the campus went on lockdown Tuesday.
Superintendent Bill Caruthers says the Bryan County Sheriff's Office requested the lockdown around 10:30 Tuesday morning.
Caruthers says a parent was making threatening comments, so as a precaution the campus was locked down.
Caruthers says the Sheriff's office was able to locate the woman.
No incident took place and the lockdown ended after about 45 minutes.
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