Firefighters were called to the scene of a duplex fire twice in Southwest Columbus early Monday morning.
The first fire started shortly before 1:30 a.m.
Firefighters said the fire started in the kitchen. They put out the blaze, but were called back out after a fire ignited in the bathroom.
Everyone inside made it out safely. One family was being helped by the Red Cross.
Neighbors described hearing a loud bang before the first fire.
Arson investigators were on the scene looking into a cause.
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