A surveillance video related to the shooting was posted by officials with the Metropolitan Nashville Police Department. Officials say the suspect drove to the school in her car, and then shot her way into the building.
In the video, a double glass door was shot through, and a gunman was seen walking through school corridors, as sirens were flashing.
The video, as posted by police, did not show any person being shot, and the shooting suspect was seen wearing a red hat.