Nuon Chea sits in a court room before a hearing at the U.N.-backed war crimes tribunal in Phnom Penh, Cambodia

Nuon Chea, No. 2 leader of the Khmer Rouge, sits in a court room before a hearing at the U.N.-backed war crimes tribunal in Phnom Penh, Cambodia, Friday, Nov. 16, 2018.

© 2018 Mark Peters/Extraordinary Chambers in the Courts of Cambodia via AP