Fire tears through Phoenix paper storage warehouse

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PHOENIX -- A fire broke out at a Phoenix warehouse where paper is stored early Monday morning.

Fire at warehouse

Fire tears through paper storage warehouse - Flames ripped through a building used to store paper early Monday morning.

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By the time fire crews arrived on the scene at Seventh and Watkins streets, smoke was pouring from the roof of the building.

Firefighters had to break down some doors to get inside.

The fire went to a second alarm, which means more crews were called out. It took some 60 firefighter about 30 minutes to get a handle on things.

Investigators are on the scene trying to determine what sparked the fire.