Firefighters responded to the 3-story wood frame home at 382 Leslie St., where a kitchen fire had spread to the second and third floors around 6 a.m., Newark Public Safety Director Anthony F. Ambrose said.
A second alarm was called around 6:30 a.m., with some 90 firefighters in total working to knock down the blaze.
One firefighter was injured after falling through the floor and suffering a knee injury. He was treated at the scene by EMS, Ambrose said.
The fire was considered under control at 7:51 a.m.
Two families, comprising 9 adults and 2 children, have been relocated.
The cause and origin of the fire is under investigation by members of the Newark Fire Division’s Arson Unit.
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