The Houston County Fire Department (HCFD) responded to a house fire Tuesday evening. HCFD said crews arrived at the 1800 block of South Houston Lake Road in Kathleen for a report of a residential structure fire and found heavy flames in the attic of the home. All occupants of the home were able to escape and no injuries were reported. HCFD said the home did sustain heavy fire damage to the upper floors and roof. Fire investigators began their investigation Wednesday morning and no cause has been determined at this time.