<< Stay away from bad friends ! >> , is the basic classical advice parents give their children. It is unbelievable the world 's most powerful nation does not get it.
Remember, of the 19 hijackers who t brought down the World Trade Center and badly hit the Pentagon on September 11, 2001
fifteen ( 15) were Saudi nationals. Not only that Osama Bin Laden , the mastermind of that attack was a Saudi.

Updates: Gunman in Pensacola air base shooting was Saudi military student, officials say

By T.S. Strickland, Ellen Nakashima, Brittany Shammas, Devlin Barrett and Hannah Knowles
December 7, 2019 at 9:34 AM EST
The Washington Post

PENSACOLA, Fla. — A Saudi military student killed three people and injured eight others in a Friday shooting at a Florida naval base that also left the gunman dead, officials say.

Ahmed Mohammed al-Shamrani was training on the Naval Air Station Pensacola when he used a handgun to open fire in a classroom at dawn, officials said, stunning a military community .

https://www.washingtonpost.com/national-security/2019/12/07/pensacola-shooting-shooter-updates/