M23 are a Rwanda-backed armed rebel group who are fighting in the Democratic Republic of the Congo - and they’re gaining ground. In our latest explainer we look at what’s really driving today's conflict between M23 and the Congolese army and how the outcome of the war could have implications for millions of people. https://youtu.be/kXN7nmjplzQ?si=xtCapPuE5JDT_6kx