This does not appear to be a mass shooting incident, Gloeckner said, and police called it an “isolated shooting.” Detectives are talking to the victim as the investigation continues.
The possible suspect was detained, and the search for the weapon is ongoing, police said on Twitter.
Ridgway High School, Santa Rosa High and Santa Rosa Junior College are on lockdown while police investigate, Santa Rosa Police said.
Santa Rosa is located in northern California, about 55 miles north of San Francisco.
