Eight dead in second Serbian shooting, police hunt killer

Police operate a checkpoint, in the aftermath of a shooting, in Dubona, Serbia, May 5, 2023. Photo: Reuters Members of an anti-terrorist unit operate, in the aftermath of a shooting, in Dubona, Serbia, May 5, 2023. The Balkan nation begins three days of official mourning on Friday following its first mass school shooting on Wednesday. The Balkan nation begins three days of official mourning on Friday following its first mass school shooting on Wednesday. Photo: ReutersSecurity forces operate in a checkpoint during the aftermath of a shooting, in Dubona, Serbia, May 5, 2023.