It took crews over two hours to battle a three-alarm fire in the Pine Hill borough of southern New Jersey on Tuesday night.

Pine Hill police said five officers and one firefighter were taken to the hospital for smoke inhalation due to the fire.

After a devastating fire rips through an apartment building in Pine Hill, New Jersey, we’re learning about the simple mistake that likely sparked the massive inferno. Officials said an improperly discarded cigarette fell onto debris on a balcony and the flames started spreading in Camden County.