1. : Aaron Alexis, the former Navy reservist who went on a shooting rampage and killed 12 people at the Washington Navy Yard in Washington D.C.,
1. : Aaron Alexis, the former Navy reservist who went on a shooting rampage and killed 12 people at the Washington Navy Yard in Washington D.C., had a history of mental instability, but he was carrying a valid security clearance. How would you suggest managers make decisions for issuing or revoking security clearances to prevent this kind of catastrophe?