WorldWhat now for Saudi Arabia after deadliest attack since start of Iran war?

At least 12 people were killed and more than 300 wounded in an attack on Riyadh’s international airport. The airport shut, schools in the Saudi capital moved to remote learning and airlines rerouted flights. Saudi Arabia blamed Yemen’s Iran-backed Houthi rebels, who warned airlines to avoid all Saudi airports. The attack follows a week of assaults that have shaken assumptions about the kingdom’s security.