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Granbury ISD student arrested for posting video threatening school

A Granbury high school student was arrested over the weekend for allegedly threatening her school in a video posted online, according to the Star-Telegram.

The Hood County Sheriff’s Office says Sierra Noel Mendoza, 17, posted a video online saying she was the next school shooter.

Mendoza attended STARS Accelerated High School in the Granbury school district.

She was freed Monday on bail.

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