OKLAHOMA CITY (KFOR) - The Oklahoma City Fire Department and Oklahoma City Police Department are now investigating a overnight deadly fire. Fire crews, Police investigating fatal apartment fire Fire crews say, the fire happened just after 11:00 p.m. near Reno and Tinker Diagonal with a small fire found on the second floor of an apartment. Inside the apartment crews found a woman unconscious in the bathroom. MWC firefighters rescue puppies under church floor According to fire officials, the woman was taken to a hospital where she later died. Fire investigators alongside the Oklahoma City Police are now investigating the cause of the fire.