❗️Turkiye, Iran launch coordinated investigation into Turkish soldier’s death at border Turkiye’s Defense Ministry announced that Turkish soldier Yusuf Sait Ünlü was killed on 31 October 2026 while responding to an alleged attempted illegal border crossing near the Engin Mayın border outpost along the Turkish–Iranian frontier. The ministry said the fatal gunfire was believed to have originated from the Iranian side of the border. Turkish authorities immediately launched judicial and administrative investigations, while Turkish and Iranian officials met at the incident site on 3 November. Iranian authorities have also initiated their own investigations, with both countries continuing to coordinate efforts to establish the full circumstances surrounding the soldier’s death.