Independence police have a 17-year-old and two minors in custody after a video showing someone pointing a gun at a 13-year-old circulated on social media.

The 17-year-old turn himself into police Tuesday. Detectives are questioning him and the others about the video.

The boy held at gunpoint was a 13-year-old boy in the seventh grade. His mother, Emily Bridges, said he’s on the autism spectrum.