Rebels in the Democratic Republic of Congo (DRC) have vowed to take their fight to the country's capital – but their attempts to march south are have been met by resistance.

Congolese President Félix Tshisekedi has vowed to restore government authority in the east, where Rwanda-backed M23 rebels have seized control of the city of Goma and are reportedly advancing south to take more territory.

Unconfirmed reports say the Rwanda-backed rebels are currently advancing towards Bukavu, the second-biggest city in the mineral-rich east, despite international calls for a ceasefire. In a televised address after the fall of Goma,