(KMOV) -- Investigators are trying to determine what caused a fire that killed an elderly woman in north St. Louis.
The fire broke out in her home in the 8500 block of Drury Lane around 6 a.m. Sunday.
Annie Mae Newton, 77, was pulled from the home and transported to hospital where she was later pronounced dead. The St. Louis Fire Department said the home did have working smoke detectors.
No one else was home at the time of the fire.