Congolese army fights Rwanda-backed rebels as death toll reaches 700

The Congolese army is battling Rwanda-backed M23 rebels, who have advanced into South Kivu province after capturing Goma. The fighting has resulted in 700 deaths this week, according to the U.N. The Congolese military has suffered significant losses, including troops and foreign mercenaries. Despite this, they have recaptured several villages in Kalehe territory from the rebels. The U.N. reports that the M23 rebels are moving quickly toward Bukavu, threatening another regional airport. Humanitarian operations have been severely disrupted, leaving many communities without aid.