The fire started in the large building on Highland Avenue at 6 p.m. Monday, leaving 20 families homeless.
[Ads /]
Two firefighters suffered minor injuries, and one resident was hospitalized for smoke inhalation.
The fire was extinguished but reignited at around 3 a.m. Tuesday.
Heavy flames shot through the roof, forcing firefighters to return.
The building was under renovation, but it is unknown if that contributed to the fire.
[Ads /]
The cause is still under investigation.
ALSO READ | Election Day: All eyes on NYC mayor, NJ governor races ; What to know
----------
* More Northern Suburbs news
* Send us a news tip
* Download the abc7NY app for breaking news alerts
* Follow us on YouTube