Three killed in attacks on Riyadh airport, Saudi aviation authority says

​Saudi ‌Arabia's General ​Authority ‌of Civil Aviation said on ‌Friday that ‌three Saudi nationals ⁠were killed ​and ⁠several people ⁠were injured ​in two attacks ⁠on ⁠King Khalid ​International Airport in ⁠Riyadh on ⁠Thursday.