Egypt crisis: Can the military and Muslim Brotherhood find peace?
With the death toll rising and no sign of an end to protests, emotions are running high in Egypt.
Members of the Muslim Brotherhood and supporters of ousted president Mohammed Morsi continue to clash with security forces, backed by the country's powerful army.
But some fear that militant groups could exploit the trouble, recruiting disenfranchised members of the Muslim Brotherhood.
Security correspondent Frank Gardner examines the conflict at the heart of the current crisis.
16 Aug 2013