There are nearly five million individuals with a U.S. national security clearance. It only takes one individual to slip through the cracks, one individual who could do untold damage to our national security by exposing sensitive information about government actions and programs. From the significant disclosures of classified information to the tragedy at the Washington Naval Yard, it should be clear to the American people that the Federal Government is failing to properly vet the individuals who are granted access to our Nation's most sensitive information and secure facilities. The system...