A three-alarm fire in Jersey City on Wednesday injured four residents and a firefighter and displaced multiple families, authorities said.
The Jersey City Fire Department responded at about 1:30 p.m. to a reported fire at 154 Summit Ave. Upon arrival, firefighters encountered a working fire and began rescue operations inside the building.
Firefighters rescued three people while working to contain the flames. Two of those were removed from a second-floor window onto a porch roof and then brought to safety using a ladder, officials said…