"Based on the location of the shooter and the position of the weapon, it did not activate the system," a district official told the USA TODAY Network.

I graduated from Antioch High School. It's a great school in a great community. The hate it receives, especially after the tragic shooting, must stop.

NASHVILLE, Tenn. (AP) — A shooting in a Nashville high school cafeteria Wednesday left a female student dead and another student wounded, nearly two years after another deadly school shooting in the city that ignited an emotional debate about gun control in Tennessee.

Nashville police said teen fired 10 shots from a nine-millimeter pistol 17 seconds after entering the cafeteria at Antioch High Wednesday.

Police said the suspect fatally shot himself after killing a 16-year-old and wounding a 17-year-old at Antioch High School.

Police said a male student shot two people at the high school on Wednesday morning before turning the gun on himself.

Students at Antioch High School are opening up about the scenes of panic that unfolded inside the building during the shooting; a victim's family is speaking out.

Antioch High School is located in Nashville's Antioch neighborhood, approximately 17 miles southeast of Downtown Nashville.

As the news unfolded of a deadly shooting in the cafeteria at Antioch High School on Wednesday morning, one student witness gave her account.

A student shot at least two other students Wednesday at Antioch High School outside Nashville, Tennessee, police said. The shooter then shot himself, according to police. The conditions of the students wasn't immediately known.

Law enforcement surrounded the last known address of the Antioch High School shooter Wednesday, removing boxes of material from the residence.