School threats are on the rise after a Jan. 22 shooting left two dead, including the shooter, and one injured at Antioch High School. It's been a little more than a week since 16-year-old Josselin Corea Escalante was killed and a 17-year-old classmate was injured after another 17-year-old boy opened fire and later shot himself in the school cafeteria,

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.