Seven people, including one firefighter, were injured overnight in a fast-moving in Brooklyn.
Fire crews got the call to the 200 Block of Bleeker Street iin the Bushwick section just after 3 a.m.
Neighbors say thick black smoke rapidly engulfed the three-story building. The two most seriously injured victims, both in cardiac arrest, were taken to Wyckoff and Woodhull hospitals.
Everyone inside the building is accounted for, authorities say, and the Red Cross is on the scene to provide help.
The fire marshal's office is still on the scene trying to determine a cause.