UN 'failed to prevent' Syria crimes: opposition

The head of Syria's main opposition group on Saturday accused the United Nations of failing to prevent violence raging in the war-wracked country, including the assault on the Eastern Ghouta rebel enclave."We hold the United Nations, the Security Council and the international community ... directly responsible for their silence around these crimes and for failing to take action to prevent these crimes," Nasr al-Hariri, president of the Syrian Negotiation Commission (SNC), told reporters in Riyad