Milan, 31 Jan (LaPresse) – The Udine public prosecutor's office has served notice of the closure of investigations against four people in connection with the deaths of Patrizia Cormos, Bianca Doros and Cristian Molnar, who were swept away by the flooding of the Natisone river in Premieracco, in the province of Udine, on 31 May. The investigation concerns three firefighters and a nurse on duty at the Sores operations centre on the afternoon of 31 May. The charge against the four persons is manslaughter. The four are allegedly accused of inexperience, negligence and recklessness that led to the death of the three boys.