KNOXVILLE, Iowa -- The Marion County Sheriff's Office said a gender reveal announcement resulted in an explosion that killed a 56-year-old woman in Knoxville.
It happened at a gender reveal party at 2079 180th Place in rural Knoxville just after 4 p.m. Saturday.
Police said the explosion caused a piece of flying debris to strike the victim. She was pronounced dead at the scene.
Police have not released her identity.