Colonel Yevgen Korostelyov, the commanding officer of the 128th Mountain Brigade currently deployed to the war zone of Donbas, died from landmine injuries in a Kharkiv hospital, the General Staff of Ukraine’s Armed Forces said early on Nov. 19.

The commander, alongside with two other officers, struck a landmine on Nov. 12 while inspecting his brigade’s area of engagement near the entry point of Novotroitske in central Donetsk Oblast some 600 kilometers southeast of Kyiv.