A Houthi projectile wounded two people and damaged a mosque, buildings and vehicles in al-Tuwal in Saudi Arabia's Jazan region on September 13 2026, with the group claiming strikes on a military base at Sharurah in Najran, on Aramco facilities in Najran and Abha and on King Khalid Air Base at Khamis Mushait. Saudi Civil Defence called the targeting of civilian objects a flagrant violation of humanitarian law; Riyadh struck Houthi positions in Yemen in reply on September 15. The weekend attacks, alongside the pipeline strike, sent Brent up more than $3 at Monday's open.