A man was arrested on suspicion of being a rifleman on a Southern California overpass, triggering a major police response.

A person has been taken into custody following a report of a possible rifleman on an overpass of the 105 Freeway in Southern California, authorities said. The incident prompted a significant law enforcement response, including road closures and evacuations in the area. No shots were fired, and officials confirmed the individual was detained without incident. The investigation is ongoing, and no further details about the suspect or motive have been released.