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.

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.

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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