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 east of the Democratic Republic of Congo have captured the airport serving the key city of Bukavu as they continue their advance. The militants' progress comes despite international calls for a ceasefire and a resumption of peace talks.

Rwanda-backed rebels have occupied a second major city in the mineral-rich east of the Democratic Republic of the Congo, the government said, as M23 rebels confirmed they were in Bukavu to restore order after it was abandoned by Congolese forces.