POTTAWATTAMIE COUNTY, Iowa — [KETV] A 63-year-old man died in a house fire in Pottawattamie County, officials said. The Hancock Fire Department responded to the fire 3:15 a.m. April 19th, along with the Oakland and Avoca Fire Departments. A man, identified as Jarvis Tresler, was found dead inside the home in the area of Kimball and Joseph streets.