Lab staff work inside a mobile DNA laboratory run by the Ukrainian Prosecutor Generals Office provided by the government of France from the Gendarmerie Scientifique to take DNA samples to match families with bodies found in a mass grave, in Izium, Kharkiv region, Ukraine, November 2, 2022. The Hague-based International Commission on Missing Persons, an intergovernmental organization, estimates that more than 15,000 people have gone missing across Ukraine during the war, including detainees, those separated from their loved ones and people killed and buried in makeshift graves. REUTERS/Clodagh Kilcoyne SEARCH "KHARKIV MISSING" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.