RENTON, Wash. (AP) Investigators are calling an overnight fire at a Renton, Washington, U-Haul rental facility ‘suspicious.’

KCPQ-TV reports that firefighters were called to investigate a commercial fire on Northeast 4th Street around 3 a.m. Saturday.

Crews said four U-Haul trucks burned in the fire.

Firefighters managed to put out the flames quickly. They said the fire didn’t reach a nearby building.

No injuries were reported.

Officials said someone cut a hole in a fence to get inside the property.

Investigators are still looking into the cause of the fire.

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Information from: KCPQ-TV, http://q13fox.com/