We gained access to one of the world's most important coltan mining sites in Congo. Coltan is used to power smartphones and now this mine is in the hands of the rebel militia M23 it is fuelling a devastating war. #Congo #Coltan #DRC #Mining #Channel4News | Channel 4 News

Rebel fighters are still battling government forces in the Democratic Republic of the Congo, despite Donald Trump's claim that he's ended the war. This programme has been granted access to territory held by M23, a Rwandan-backed militia whose insurrection has devastated the east of the country. They now find themselves ruling millions of people. Since launching their current offensive three years ago, M23 have captured huge swathes of Congo's mineral-rich North and South Kivu regions, including