OKLAHOMA CITY - An outbuilding caught on fire in a pasture in southeast Oklahoma City early Saturday morning.

According to the fire department, firefighters responded to the fire at about 1:30 a.m. at an outbuilding, located at 8000 S.E. Luther Road.

Drivers on Interstate 40 reported seeing the flames about two miles away. Firefighters said the barn-like structure was engulfed in flames and collapsed.

It's unclear at this time how the fire started. No one was on the property at the time.