The world’s largest petroleum processing facility in Saudi Arabia and a major oilfield operated by Saudi Aramco were hit by a series of explosive attacks that have disrupted more than half of the kingdom’s oil output and could affect global supplies. Donald Trump has said the US is 'locked and loaded' and ready to respond, as US officials said the evidence pointed to Iranian involvement. The attacks have disrupted more than half of the kingdom’s oil output and could affect global supplies Subscribe to Guardian News on YouTube ► http://bit.ly/guardianwiressub Major Saudi Arabia oil facilities hit by drone strikes ► https://www.theguardian.com/world/2019/sep/14/major-saudi-arabia-oil-facilities-hit-by-drone-strikes Support the Guardian ► https://support.theguardian.com/contribute Today in Focus podcast ► https://www.theguardian.com/news/series/todayinfocus The Guardian YouTube network: The Guardian ► http://www.youtube.com/theguardian Owen Jones talks ► http://bit.ly/subsowenjones Guardian Football ► http://is.gd/guardianfootball Guardian Sport ► http://bit.ly/GDNsport Guardian Culture ► http://is.gd/guardianculture