A 15-year-old student shot a teacher at Hill Country College Preparatory High School near San Antonio before fatally shooting himself, authorities said.

The school was placed on lockdown, and the student died at the scene while the teacher was taken to a hospital, though their condition has not been released.

No other injuries were reported, and students were safely evacuated and reunited with their families.

Multiple law enforcement agencies are investigating, and the motive for the shooting remains unknown, News 4 San Antonio has reported.

School officials and local leaders have canceled classes, are providing counseling, and are calling for community support in the aftermath.