WASHINGTON, Iowa (KCRG-TV) — An investigation is underway in a fire that killed two people at a home in eastern Iowa. KCRG-TV reports that the fire broke out around 2:30 a.m. Saturday near the town of Washington in Washington County. Authorities identified the victims as 58-year-old Sherry Lynn Bertsch and 66-year-old Michael Lee Shannan. No other details about the fire have been released.