A Houthi strike reportedly hit Saudi Arabia's Abqaiq oil hub, the world's largest, causing massive fires and thick black smoke, according to satellite footage shared online. Abqaiq is described as the heart of Saudi oil production, processing 7 million barrels per day.

Abqaiq is the beating heart of Saudi oil, processing 7 million barrels a day, which is over half of the country's total production.