A fire at the Art Alliance building near Rittenhouse Square sent one firefighter to a hospital, but they are expected to be OK, authorities said.
Around 3:20 a.m. Friday, Philadelphia firefighters responded to a building fire on the 200 block of South 18th Street and found heavy flames throughout the three-story building.
Just before 4 a.m., the fire was placed into an “all-hands” status, meaning all the fire companies that responded became involved in fighting the fire…