The Rwanda-backed group known as M23 is believed to have been responsible for the incident following its takeover of the city of Goma

More than 100 female prisoners were raped and then burned alive during a jailbreak in the Congolese city of Goma, according to the UN. Masses of prisoners broke out of Munzenze prison last Monday, after fighters from the M23 rebel group began to take over the city.

The U.N. health agency says that fighting last week between Congolese government forces and Rwanda-backed rebels in the major eastern city of Goma left at least 900 people dead, raising the previously

Fighting across the largest city in eastern Democratic Republic of Congo and "is still very much ongoing ... it's not over yet," senior U.N. official in Congo, Bruno Lemarquis, said on Monday after Rwandan-backed M23 rebels claimed to have control of Goma.

Over 2,000 bodies require burial in Goma after Rwanda-backed M23 rebels took over the Democratic of Congo city last week, inflaming a decade-old conflict and humanitarian crisis, Congo's communications minister Patrick Muyaya said late on Monday.