CLEAN : No amnesty for suspected Syria war criminals: UN rights chief

The transcript discusses crimes against humanity and war crimes, emphasizing the hope that mediators will play a significant role in conflict negotiations. It highlights the expectation that mediators will influence the parties involved in the conflict to reach a resolution.

What is the significance of the phrase 'committed crimes against humanity' in the context of the text?

What does the text imply about the current state of the conflict?