After the death of an 80-year-old in a fire in Münstertal (Breisgau-Hochschwarzwald district), the police rule out arson.
The investigations revealed that the senior citizen negligently ignited a mattress in her apartment, a police spokeswoman said on Tuesday.
The woman was discovered lifeless in her attic apartment on Monday.
Freiburg - Neighbors had previously called the fire brigade when they saw heavy smoke coming from the roof structure.
The fire was quickly brought under control.
dpa