A column of Congolese M23 rebels is seen running on the Goma to Rushuru, 27 November 2012 ...

Former members of the Armed Forces of the Democratic Republic of Congo and police officers who allegedly surrendered to M23 rebels arrive in Goma, Congo, in February.

Amnesty International says torture, killings and enforced disappearances have taken place in areas under rebel control.

The decades-long conflict in eastern Congo escalated in January, when the Rwanda-backed M23 advanced and seized the strategic ...