Congolese President Felix Tshisekedi is on a quest for support as war in the east rages, but has so far returned empty-handed from trips abroad while anxiety mounts at home. Although the British foreign office has summoned Rwanda's top diplomat in London,

As Rwanda-backed rebels strolled through the streets of eastern Democratic Republic of Congo's second-largest city, President Felix Tshisekedi's office claimed it was actually still controlled by his army and "valiant" allied forces.

M23 rebels in the Democratic Republic of Congo have captured the western city of Bukavu with the backing of Rwandan forces, the second major city in the mineral-rich Kivu region to fall in three weeks.