TRENTON, N.J. (CBS) — A fire at a vacant warehouse in Trenton, New Jersey quickly grew to 5-alarms Saturday morning.

The blaze broke out just before 4:00 a.m. along the 300 block of North Olden Avenue.

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Crews battled flames for a couple of hours before placing the fire under control, but were expected to remain on scene to control hot spots.

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Part of the warehouse was destroyed by the fire, but there were no injuries.

The cause of the fire remains under investigation.

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