The M23 militia, funded and directed by Rwanda, said it had seized the city of Goma, terrifying its people, many of whom sought shelter there after fleeing the rebel advance.

Goma, Congo — Residents in eastern Congo’s largest city, Goma, were fleeing on Monday after Rwanda-backed rebels claimed to have captured the regional hub from Congolese forces as fighting escalated despite calls from the U.N. Security Council for the insurgents to withdraw.

Colleta Nzabonipa, 54, sits among other internally displaced people who fled from various camps following fighting between M23 rebels and the Armed Forces of the Democratic Republic of the Congo, in Goma,