Get all the news you need in your inbox each morning. The shooter killed one student, Aaron said. He then turned the gun on himself and died as a result of a self-inflicted gunshot wound.

Police said the suspect sustained a self-inflicted gunshot wound and the school district said Antioch High School is on lockdown.

A student opened fire inside Antioch High School, shooting two other students and then himself, the authorities said. A female student and the shooter were killed, officials said.