(Radio Iowa) Authorities in the central Iowa town of Nevada are investigating the cause of a house fire early this (Tuesday) morning that claimed the life of one person. The Nevada Fire Department received the call after 3 A-M to the home on 10th Street. The structure was fully engulfed when they arrived. The fire was extinguished within a short period of time. As fire fighters sifted through the remains, a body was discovered along with a dead dog. The name of the person is being withheld until notification is made. The state medical examiner and fire marshal have been called in to investigate.