The Houston Police Department responded to a call at 11:45 a.m. local time. The scene has been considered “active” since then.
Police arrested a suspect shortly after, a statement on Twitter said. The officers will continue to search the school for “any other possible suspects” at this time.
A Houston PD spokesperson told Fox News that police have not yet determined what injuries may have occurred, nor could they confirm how many suspects police believe are involved.
A public information officer is on their way to the scene.
This is a developing story check back for updates.