Investigators claim Marana Circle K fire intentionally set

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MARANA, Ariz. -- Fire investigators and Marana police now say a fire inside a Circle K store was intentionally set.

Someone set the fire inside a restroom late Sunday night.

Northwest Fire crews found smoke pouring out the front doors of the store.

Crews limited the fire to the bathroom resulting in minor damage to the restroom.

The store was back open Monday, but the fire is still under investigation.