Saudi Arabia said on Tuesday it foiled an Islamic State plot to bomb its defense ministry headquarters and also said it had arrested several people suspected of carrying out espionage in the kingdom on behalf of foreign powers.
It was not immediately clear whether the two announcements, made separately by a security official to state news agency SPA and a security source speaking to Reuters, were related.
The would-be bombers were identified as two Yemeni nationals living under aliases in the kingdom who were detained along with two Saudi citizens also suspected of involvement in the attack planned for the capital Riyadh, the official from the Presidency of State Security added.
Saudi Arabia has previously been hit by deadly bombing and shooting attacks by Islamic State militants targeting security forces and Shi’ite Muslims.
The assailants were training in the use of explosive belts, the security source added, while authorities said