NewsOn6.com

TULSA, Oklahoma -- Berryhill firefighters were called out to put out a truck fire at a west Tulsa company early Tuesday morning.

The Tulsa County Sheriff's Office says about 4 a.m. they several calls about a truck on fire in the parking lot of a company near West 49th Street and 45th West Avenue.

When the firefighters arrived on scene they found three trucks on fire.

Firefighters extinguished the fire.

Deputies believe the center truck was burning and the fire spread to two trucks on either side.  They reported no apparent source of the fire during their initial investigation.

No one was injured.

The State Fire Marshal's Office is trying to determine what caused the fire.