The boy who shot two schoolmates and himself at Evergreen High School was identified Thursday as 16-year-old Desmond Holly.

Desmond Holly, 16, who is suspected of shooting and critically injuring two students, had been “radicalized by an extremist network,” the authorities said.

The Colorado high school shooting suspect, who was identified as a 16-year-old student, was believed to be "radicalized by some extremist network,” officials said.

The Jefferson County Sheriff’s Office released an update Thursday morning, revealing more information about the shooting that sent three students to the hospital.

A teen shooter who wounded two fellow students when he opened fire at a Colorado high school Wednesday was only 16 years old — and “radicalized by an extremist network,” authorities

Authorities have identified 16-year-old Desmond Holly as the shooter behind the Evergreen High School attack in Colorado. Holly, a student at the school, injured two classmates before dying from a self-inflicted gunshot wound.