(Radio Iowa) – An arrest is made in northeast Iowa after the case of a missing person turned into a murder investigation. Saturday, the Winneshiek county sheriff’s office asked the public’s help in searching for 74-year-old Larry Whittle, of Decorah, who was last heard from Friday morning. Early Monday morning, authorities say 43-year-old Aaron Whittle, of Decorah, was arrested and charged with first-degree murder in the death of Larry Whittle.

The sheriff’s office says this is an ongoing investigation and they will not be releasing any additional information at this time.