On March 5 and 4:05 a.m., McHenry County Sheriff’s Office was dispatched to an assist to Union Fire Protection District for a house fire in unincorporated Union. Deputies arrived to find a home in the 9600 block of Knolltop Road completely engulfed in flames and were unable to make entry. Multiple fire agencies arrived on scene and extinguished the flames. During the course of the fire investigation, two deceased bodies were located inside the residence. The investigation was turned over to the Office of the Illinois State Fire Marshal.