Christiane Amanpour speaks with Riyad Mansour, Palestinian Observer to the United Nations, on the looming IDF operation into Rafah, where over 1 million Gazans are sheltering.Christiane Amanpour speaks with Riyad Mansour, Palestinian Observer to the United Nations, on the looming IDF operation into Rafah, where over 1 million Gazans are sheltering.