The city of 2 million people is at the heart of a region home to trillions of dollars in mineral wealth and remains in rebel control.

The rebel group M23 declared a ceasefire in areas under its control in the eastern Democratic Republic of the Congo, citing humanitarian reasons. The streets of Goma were busy as aid groups rushed Tuesday to help the thousands of people wounded and displaced during the past week’s fighting between M23 and pro-Congolese government forces.