Yemen's Iran-backed Houthis claimed a drone strike on a Saudi Aramco refinery in Jazan and said they targeted Saudi troops and equipment near Mokha, escalating tensions as Iran's Strait of Hormuz blockade adds to growing regional shipping risks

Iran has imposed an effective blockade on the strait since the US and Israel attacked in late February. Tehran also wants to charge tolls for passage and has targeted ships it accuses of attempting to circumvent its preferred route