The Benton County Coroner's Office has ruled three recent deaths were suicides.
A retired Kennewick police lieutenant and private investigator, Mike Hambelton, 74, died April 26 in Kennewick. A Richland man, Thomas M. Thorson, 30, died Saturday in Richland. Both died of self-inflicted gunshot wounds.
Terry L. Romero, 21, of Kennewick, died Tuesday at home from hanging.