Fire tears through Brooklyn building

Ten people were hurt, one seriously, in an early morning fire in Brooklyn.

It started in a 49th Street building in the Borough Park neighborhood around 4:30 a.m.

The fire went to 3 alarms. FDNY says the fire quickly engulfed three floors of the four-story building.  There were traffic delays in the area because the the fire activity.

It was unclear what started the fire.  The FDNY was expected to release more information later in the day.