Vienna-After the discovery of a dead man in the water of the new Danube in Vienna-Floridsdorf a week ago, the State Police Directorate reported the arrest of a 42-year-old Polish citizen as a suspect on Wednesday. In this case, the investigation quickly assumed a violent crime. An autopsy confirmed this after characteristics of blunt violence in the head area could be determined. Already before that, grinding marks on the bank near the finding location increased the suspicion of the executive.