Fort Smith Mercy Hospital under lockdown

FORT SMITH, Ark. (KNWA/KFTA) — The Fort Smith Police Department said it is actively pursuing a possibly armed man at the Fort Smith Mercy Hospital, prompting a lockdown at the medical facility Monday morning.

Aric Mitchell says three agencies are on the scene and clearing the building including the Fort Smith Police Department, SebCo Sheriff, and Arkansas State Police.

The hospital posted on Facebook at 10:56 a.m. saying an armed intruder entered the facility.

"The entire campus was put on an immediate lockdown and the Fort Smith Police Department was onsite within minutes. Law enforcement officers are currently doing a detailed sweep of Mercy Hospital Fort Smith. At this time, all co-workers are locked down during this immediate threat," the hospital said.

Mercy said anyone heading to the hospital should stay in their vehicle and away from the building.

This is a developing story. Stay with KNWA/KFTA for the latest updates.