CAIRO (AP) — Iran launched a barrage of missiles at American forces in the Middle East early Wednesday as the U.S. partnered with Saudi Arabia to strike Tehran-backed militias in neighboring Iraq, killing at least 20 fighters. Saudi Arabia had accused the Iraqi militias of firing drones against its oil facilities over the past two days. Attacks on Saudi oil facilities could worsen global energy crisisSaudi Arabia is also locked in a renewed conflict with the Houthis. In 2019, attacks on Abqaiq claimed by the Houthis disrupted production of 5.7 million barrels per day, spiking global oil prices and demonstrating the vulnerability of Saudi oil facilities to missile and drone attacks. Iran rejects Oman proposal for managing Strait of HormuzThe Strait of Hormuz has been a major flashpoint in the conflict.