The leader of Yemen's Iran-backed rebels said a political settlement with the exiled government was still possible after what he called the "short-term" setback of their ouster from second city Aden.

Abdulmalik al-Huthi said the rebels would welcome a new attempt by a third party to broker a deal after the failure of U.N.-brokered peace talks in Geneva in June. 

King Salman of Saudi Arabia unexpectedly left the French Riviera on Sunday, local officials said, adding that a beach that had been controversially closed for the royal's holiday would now reopen to the public.

Eight days after arriving in southern France for what was billed as a three-week luxury vacation, the monarch boarded a flight from Nice airport to the Moroccan city of Tangiers, Alpes-Maritimes region official Philippe Castanet told Agence France Presse.

U.S. Secretary of State John Kerry sought to assure Middle East allies that the Iran nuclear deal would make them safer, as he began a regional tour in the Egyptian capital on Sunday.

Kerry met his Egyptian counterpart Sameh Shoukry to patch up troubled relations between the two countries with a pledge of support.

Shelling from Yemen killed a civilian Sunday across the border in Saudi Arabia, which has been leading air strikes against Shiite rebels in the war-torn country, a civil defense spokesman said.

The civilian died when a projectile hit his house in the Saudi city of Najran before dawn. It had been fired from an area of northern Yemen under the control of Iran-backed Huthi rebels, the spokesman was quoted as saying by official Saudi news agency SPA.

Yemeni Prime Minister Khaled Bahah flew into the devastated port of Aden from Saudi exile Saturday, two weeks after loyalist forces ousted Shiite rebels from the city, an airport source said.

He was followed by several more officials, whose task will be to restore normality and public services to a city battered by four months of ferocious combat.

Members of Osama Bin Laden's family were among the victims in the crash of a private jet in Britain, the Saudi embassy in London said Saturday in a message of condolences.

Four people died when the Saudi Arabia-registered plane ploughed into a car auction site and burst into flames in southern England on Friday.

Rocket fire from war-wracked Yemen on Friday killed three Saudi soldiers and a member of a paramilitary force, in the deadliest border incident for several weeks, the interior ministry said.

The three soldiers died and seven border guards were wounded as a barrage of rockets crashed into the Asir region, the ministry said in a statement carried by the official Saudi Press Agency.

Saudi Arabia on Friday beheaded a convicted Pakistani heroin trafficker, adding to a sharp increase in executions this year.

Shah Faisal Azeem Shah was found guilty of smuggling the drugs hidden in his body, the interior ministry said in a statement reported by the official Saudi Press Agency.

Egypt and Saudi Arabia signed a pact in Cairo Thursday aimed at boosting military and economic ties between the two Arab allies.

Relations have warmed since the 2013 ouster of Islamist president Mohamed Morsi, with Saudi Arabia offering billions in aid to Egypt and Cairo participating in a Saudi-led bombing campaign against Iran-backed rebels in Yemen.

Saudi Arabia on Thursday beheaded a Syrian for drug trafficking, bringing to 108 the total number of executions this year, the interior ministry announced.

Qassem Mohammed al-Hilal had been convicted of importing a "large amount of amphetamine pills" into the ultra-conservative Muslim kingdom, said a ministry statement carried by state news agency SPA.