Witnesses have detailed Syrian prison abuse in a crimes against humanity trial in Germany for over a year. Some withdrew over threats, while many have persevered to bring to justice an ex-official.
Eyad al-Gharib was convicted for sending protesters to a prison where they were tortured, in the first criminal trial against Syrians who served in President Bashar Assad's government.
Oscar-nominated documentary maker Feras Fayyad delivered the first witness testimony in a crimes against humanity trial against a former Syrian government official in Germany.
A United Nations investigation finds at least 535 men, women and children were killed in December amid a conflict between the Banunu and Batende communities in the Democratic Republic of the Congo.
The High Commissioner for Human Rights says mass executions, forcing women and girls into sex slavery and the use of child soldiers may constitute war crimes and crimes against humanity.