What specific military actions did the US and Saudi Arabia take in response to Iran-aligned attacks, and where were they conducted?

US Central Command (CENTCOM) and Saudi Arabia’s armed forces conducted precision strikes against Iran-aligned forces in eastern Iraq on Wednesday, targeting multiple logistics and weapons sites; these forces were directed by Iran’s Islamic Revolutionary Guard Corps (IRGC) to attack US forces and Saudi energy infrastructure. Saudi Arabia’s Ministry of Defense confirmed its air defenses intercepted and destroyed several drones launched from Iraqi territory targeting petroleum facilities in the Eastern Province and Riyadh regions.

How have recent Middle East hostilities directly impacted oil infrastructure and supply, according to the news?

Saudi Aramco shut down its 400,000 barrel/day Jazan refinery on 27 July following Houthi attacks over the weekend, with plans to resume operations by 15 August; additionally, the American Petroleum Institute (API) reported a 3.3 million barrel decline in US oil stockpiles for the week ended 24 July, further pressuring global supply.