The Rwanda-backed rebel group M23 has denied involvement in recent massacres in eastern Congo. A report by Human Rights Watch, released Wednesday, accused M23 of killing over 140 civilians.

Rwanda-backed M23 rebels killed at least 140 people in eastern Democratic Republic of Congo in July, Human Rights Watch said in a report on Wednesday that highlighted how violence remains elevated despite U.

M23, a rebel group backed by Rwanda, killed at least 140 people in July in the Democratic Republic of Congo, Human Rights Watch said. Most victims are Hutu.