DENISON – A Denison man was found unresponsive in a jail cell following an arrest over the weekend. The Iowa Division of Criminal Investigation reports that officers from the Denison Police Department arrested a 61-year-old Abraham Gatwech Ngor for public intoxication Sunday evening and was placed into a lone jail cell. At approximately 9:00 a.m. on Monday, while conducting a scheduled welfare check, Crawford County jail staff discovered Ngor had become unresponsive. Crawford County jail staff, deputies and EMS performed CPR on the subject and transported him to the Crawford County Memorial Hospital in Denison where he was later pronounced deceased.. A forensic autopsy has been scheduled. The Crawford County Sheriff’s Office requested the Iowa Division of Criminal Investigation to investigate the death of Ngor.