Fighting has escalated sharply in recent weeks in eastern Congo, where rebels have seized key towns and are closing in on the city of Goma, the government's last stronghold in the region bordering Rwanda.

Laden with just the possessions they can carry, thousands of displaced people have reached the outskirts of the city of Goma in eastern Democratic Republic of Congo, fleeing a rapid M23 rebel advance that has taken more territory than ever before.

Thousands of people have fled their homes in the east of the Democratic Republic of Congo, as clashes between M23 rebels and government forces intensify. The Rwanda-backed armed group has captured