Kennewick police are investigating two separate vehicle fires as arson.
Officers were dispatched about 2:30 a.m. Friday to a vehicle fire in the 800 block of South Garfield Street and one in the 100 block of North Irving Street. It was quickly determined that both vehicles fires were related, according to a police release.
Both victims are also known to each other. It is unknown at this time what the motive was and but both fires are being investigated as arson, police said.
No names are being released until more information is gathered, police said.