Nearly four years after a 67-year-old Des Moines man died from a significant bed sore his wife said he developed as an inpatient at the University of Iowa Hospitals and Clinics, the state has agreed to pay his widow $325,000 to settle her lawsuit.Beverly J. Carroll, 69, initiated her complaint with the state in January 2017 — about six months after her husband, Noel Carroll, died July 30, 2016.