Saudi King Salman, left, speaks with his son Prince Mohammed bin Salman as they wait for Gulf Arab leaders ahead of the opening of a Gulf Cooperation Council summit, in Riyadh, Saudi Arabia. On Wednesday, April 29, 2015. (AP Photo/Hassan Ammar)

Report: Saudi Arabia Hid Knowledge Of Saudi Students In U.S. Who Joined ISIS

Saudi citizens have studied in the U.S. for years – but a new report states that approximately 400 of them have left the country after arrival to join terrorist groups like ISIS. There is evidence that both Saudi and U.S. officials knew of this issue for some time, but refused to do anything about it.