Miners work in a coltan mine in Birambo, Masisi territory, North Kivu Province of Democratic Republic of Congo, December 1, 2018. REUTERS/Goran Tomasevic
Miners work in a coltan mine in Birambo, Masisi territory, North Kivu Province of Democratic Republic of Congo, December 1, 2018. REUTERS/Goran Tomasevic