Crushing Dissent in Egypt

Leading challengers have been harassed out of next month's Presidential race in Egypt. Abdel Fattah Al Sisi looks guaranteed to be re-elected. Critics accuse him of an unprecedented assault on human rights. They say mass arrests, torture, and 'disappearances', are hallmarks of his regime. With press freedom under attack much of the brutality goes unseen. For Our World the BBC's Cairo Correspondent, Orla Guerin, meets victims and their families.