WATERLOO, Iowa (AP) — Authorities say a 27-year-old woman was shot and killed Saturday in Waterloo. The Waterloo-Cedar Falls Courier reports that Black Hawk County Sheriff’s Office deputies who heard gunshots in the area found the woman with one gunshot wound inside a residence shortly after midnight. The woman was taken to a local hospital where she died from her injuries.

Her name was not released pending notification of family members. Police arrested a 36-year-old Waterloo woman on a pending charge of first-degree murder.