SAN FRANCISCO—Officers from the San Francisco Police Department responded to a possible firearm incident in a classroom at Balboa High School on Thursday, August 30 at approximately 11:15 a.m. The school was immediately placed on lockdown and lockout by the San Francisco Unified School District. Leadership High School, Denman Middle School and San Miguel Early Education School were also placed on lockdown and lockout as a precaution.

Parents of students at the schools were notified and updated about the incident. One student suffered non-life threatening injuries unrelated to the firearm discharge. There were no reports of any other students being injured during the incident.

Officers completed a detailed search of the campus, resulting in four Balboa High School students being taken into custody. A firearm and spent bullet casing were also recovered. The SFPD is currently investigating one student for the firearm discharge, with the three other students being investigated as possible accessories after the fact. Classes resumed as scheduled at Balboa High School on Friday.

“The safety of students is our highest priority, and schools have security measures to ensure the well-being of students and staff. All schools have emergency response teams and are asked to practice safety protocol drills. Balboa conducted safety protocol drills every month of the 2017-18 school year,” said the SFUSD in a statement.

The SFPD worked closely with the San Francisco Unified School District, the San Francisco Fire Department, and the Bureau of Alcohol, Tobacco, Firearms, and Explosives to coordinate responses for such incidents. This is an active and ongoing investigation. Anyone with details is asked to call the SFPD Tip Line at (415) 575-4444 or Text a Tip to TIP411 and begin the text message with SFPD. Tipsters may remain anonymous.