Mohammed bin Salman has targeted his uncle and his cousin out of fear they might prevent him from succeeding his elderly father as king

World leaders and top dignitaries have begun arriving in Saudi Arabia to give their condolences following the death of King Abdullah, who died yesterday aged 90 after nearly two decades at the helm.

The terror threat emanating from al Qaeda in the Arabian Peninsula (AQAP) in Yemen has focused attention on the group’s cunning leader, Nasir al Wuhayshi.

Forget underpants bombs. The new terror threat is far more serious. Daniel Klaidman And Christopher Dickey report on a more sophisticated attempt to evade security