(Reuters) - Yemen's Houthi movement has freed the presidential chief of staff, whom it seized on Jan. 17 during a power struggle with then President Abd-Rabbu Mansour Hadi, Houthi official Ali al-Quhoom and two government officials said on Tuesday. The seizure of the aide, Ahmed...

(Reuters) - A CIA drone strike on a car in Yemen killed three men believed to be al Qaeda militants on Monday, officials said, in a sign U.S. security operations would continue despite a political crisis in the volatile Arab country. President Abd-Rabbu Mansour Hadi and his...

(Reuters) - U.S. President Barack Obama will visit Saudi Arabia on Tuesday to meet its new King Salman after the death of his predecessor Abdullah on Friday, testimony to Riyadh's important role in energy markets and the fight against Islamist militancy. Russia's Prime...

  The most significant political news from Saudi Arabia this week was not the   death of King Abdullah , at the age of ninety, or the ascension of his half-brother Salman to the throne. Abdullah had been ill and Salman had been his designated successor for some...