COMMERCE CITY, Colo. (KDVR) — The Colorado Bureau of Investigation said a 14-year-old boy who was last seen at Adams City High School on Monday was found safe on Wednesday.

On Wednesday at 11:30 a.m., CBI confirmed the boy was found safe.

Previously, CBI said the boy was last seen at the school at 7200 Quebec Parkway in Commerce City around 3:30 p.m.

“He might have been scared off by an incident at school earlier in the day. He has walked away before but came back shortly after,” CBI said.

The Commerce City Police Department said it received reports of a gun on the school campus and responded around 12:45 p.m. A juvenile was taken into custody without incident and a handgun was recovered at the scene, police said.