United Nations, Jan. 27 -- Top UN officials expressed concern on Sunday about escalating violence in the eastern Democratic Republic of the Congo (DRC).

"The situation is deteriorating rapidly," UN Assistant Secretary-General Joyce Msuya told an emergency meeting of the UN Security Council.

She said hundreds of civilians have been killed or injured in the last few weeks, and hundreds of thousands have fled their homes or shelters to escape gunfire and shelling.

Tensions have been running high due to the recent advances by the M23 rebels in North Kivu and South Kivu provinces. The rebels took control of Sake, a town considered the last defense for government forces before Goma, the capital of North Kivu and a major regional hub.

Jean...