OKLAHOMA CITY – The cause of a fire at a duplex in southeast Oklahoma City is under investigation.
Firefighters responded to the scene near SE Grand and Santa Fe around 1 a.m. Monday.
When crews arrived, they found heavy smoke coming from the structure.
Officials say the fire started in a back bedroom before spreading to the attic.
The duplex was vacant at the time of the fire, but officials tell News 4 they have received reports that homeless people may be staying there.
There were no reports of any injuries.
The cause is undetermined, but officials say it appears to have been a warming fire.
Damage is estimated to be nearly $8,500.