St. Louis County, MO (KMOX)-St. Louis County Police are looking into a house fire that claimed the life of one person Friday night. It happened in the 10,000 block of Count Drive in the Castle Point neighborhood. Fire crews battled heavy flames as first responders found the victim in a back bathroom. The person later died of their injuries at the hospital. Investigators say there is no suspicion about the fire's cause. The victim's identity is not being released yet.