Police reported that the shooting at a high school in St. Louis on Monday morning resulted in three fatalities, including the shooter.

When officials discovered a shooter inside Central Visual and Performing Arts High School, chaos broke out shortly after 9 am. Lockdown was imposed on the school and the adjacent Collegiate School of Medicine & Bioscience.

Parents were told to meet their children at Gateway STEM High School after the evacuation of the students.

Also read: St. Louis high school shooting: All you need to know

According to a tweet from St. Louis Public Schools, the gunman, who seems to be around 20, was apprehended inside the performing arts school. Shortly after, the St. Louis Metropolitan Police Department announced his death at a news conference that took place in the afternoon.

The shooter’s and the other two victims’ identities were kept a secret. A woman and a teenage girl are the other victims.

Authorities have not revealed the shooter’s affiliation with the school or his or her reason for opening fire.

The public was requested to avoid the area as police conducted their investigation.

The Federal Bureau of Investigation and the Bureau of Alcohol, Tobacco, Firearms, and Explosives are all at the scene of the shooting.

Also read: Where is Central Visual and Performing Arts High School?

“At this time, the scene is secure and there is no active threat,” the police tweeted.

St. Louis Mayor Tishaura O. Jones tweeted, “Help us Jesus.” 

The St. Louis Public Schools’ Central Visual and Performing Arts High School, established in 1853, is the oldest public high school west of the Mississippi River. It was formerly Central High School and is a magnet high school in St. Louis, Missouri, United States.

The current school campus is located at 3125 S. Kingshighway, St. Louis.