Authorities release video of gunman opening fire during Nashville school shooting

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NASHVILLE, Tenn. — Police in Tennessee have released terrifying video of the person responsible for a mass shooting.

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The videos show the chilling moments the shooter fired through the doors of a Christian elementary school.

Three 9-year-olds and three staff members were shot and killed.

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Videos show the gunman with one of the weapons, that police said the shooter had.

Police are still working through evidence to try to determine why this happened.

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According to police, this mass shooting was planned out.

They found a note on how the shooter was going to pull off the crime in their home.

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But the reason why this happened is still under investigation.

See more in the video above.

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