The US Embassy says it is aware of the attacks on the Riyadh airport, and warns its citizens of an escalation of the situation and a possible closure of the airspace, while US government employees working in Saudi Arabia must obtain special permission to use the King Khalid International Airport in Riyadh.

The US Embassy says it is aware of the attacks on the Riyadh airport, and warns its citizens of an escalation of the situation and a possible closure of the airspace, while US government employees working in Saudi Arabia must obtain special permission to use the King Khalid International Airport in Riyadh.