TOPSHOT - This handout photo taken and released by the Extraordinary Chambers in the Courts of Cambodia (ECCC) on November 16, 2018 shows former Khmer Rouge leader Nuon Chea sits in court at the ECCC in Phnom Penh. - Two senior Khmer Rouge leaders were sentenced to life imprisonment for genocide for their part in the regime's 1975-1979 reign of terror, a UN-backed war crimes court said on November 16 in a historic ruling. (Photo by Mark Peters / Extraordinary Chambers in the Courts of Cambodia / AFP)