WATERLOO POLICE DEPARTMENT CONDUCTS HOMICIDE INVESTIGATION

On Saturday, April 4, 2026, at approximately 11:36 a.m., Waterloo Police Officers were dispatched to 3912 Butternut Lane for a welfare check. Upon arrival, officers located a deceased adult female inside the residence. The victim has been identified as Stephanie Turner, age 50, of Waterloo.

During the investigation, Waterloo Police Department Detectives arrested Nicholas John Fettkether, age 27, of Waterloo. Fettkether has been charged with Murder in the 2nd Degree and is currently being held in the Black Hawk County Jail.

The Waterloo Police Department asks anyone with information regarding this incident to contact the Waterloo Police Detective Division at 319‑291‑4340 (Option 3) or Cedar Valley Crime Stoppers at 855‑300‑TIPS.

A criminal charge or warrant is merely an accusation, and a defendant is presumed innocent until and unless proven guilty.

Captain Gus Farmer