Saudi coalition vows retaliation after deadly Houthi attack on Riyadh airport

Official says coalition will ‘respond firmly’ as Houthis warn people to avoid Saudi airports and US considers interveningMiddle East crisis live – latest updatesAnalysis: attack will force rethink of Trump strategyThe Saudi-led coalition in Yemen has vowed to retaliate after a suspected Houthi missile attack on Riyadh airport killed 12 people and wounded more than 300, as Donald Trump said the US could join its military campaign.Saudi Arabia blamed the Iran-allied Houthi rebel movement for the strike on the airport on Saturday, which damaged passenger terminals. It was the deadliest attack on a Gulf country since the war with Iran