A person died and a woman was rescued during a fire at a home in Philadelphia's Kensington section on Monday, the city's fire department said. 

Crews responded to a home on the 900 block of East Schiller Street for the fire just before 6:45 a.m.

According to the fire department, the woman was rescued from the roof. She was treated by EMS and placed in stable condition at the hospital. 

A second person was found dead inside the home, the fire department said. The victim's identity isn't known at this time. 

The cause of the fire is under investigation. 

A preliminary search of the house indicated smoke detectors weren't working inside the home during the fire.