Mehmet Direk, a member of the leadership of the district branch of the ruling Justice and Development Party (AK Parti), his son Ercan, and his nephew Bekir were killed in an armed attack at the city cemetery in the Güneykent district of Batman, the newspaper Cumhuriyet reports.

"An unknown person or group of unknown individuals opened fire on Mehmet Direk, his son Ercan, and his nephew Bekir. All three died at the scene," the publication says.

It is reported that after the incident, police cordoned off the area and took control of all entrances and exits. The identities of the attackers and their motives have not yet been established.

"Analysis of footage from surveillance cameras installed in the surrounding area, as well as technical and field investigations, is being carried out to determine the attackers' escape route," the report says.