Context

The Houthis also said they struck King Khalid International Airport in Riyadh, which on Sunday reopened two terminals after an attack the group claimed responsibility for earlier this month and in the resulting death toll of 13 is the deadliest incident in the kingdom in more than a decade.

In September, Saudi Arabia temporarily shut down its 1,200-km-long East-West oil pipeline as a precaution after a drone attack that Riyadh and Baghdad said originated in Iraq. This pipeline served as a key route for oil exports from the Middle East, as the Strait of Hormuz was partially closed due to the war.

What's next

Senior officials from the Meccan Pact countries — Saudi Arabia, Turkey and Pakistan — are due to meet with Iranian officials in Tehran on Monday to discuss regional coordination, two persons with knowledge of the matter.