The United States Code provides for defining Prohibited personnel practices.  One of these prohibited practices is retaliating against a government employee for exposing corruption or criminal behavior, including activities that might invite terrorism to our shores.  Unfortunately, the law only works if the agency being accused, wants to correct the problem.  The law itself appears below, but if you really want to see it in action... CLICK ON THE FOLLOWING GRAPHIC:

 US Code as of: 01/05/99 (Retaliation)

5 USC 2302. Prohibited personnel practices ....

(8) take or fail to take, or threaten to take or fail to take, a personnel action with respect to any employee or applicant for employment because of - 

(A) any disclosure of information by an employee or applicant which the employee or applicant reasonably believes evidences -

(i) a violation of any law, rule, or regulation, or

(ii) gross mismanagement, a gross waste of funds, an abuse of authority, or a substantial and specific danger to public health or safety, if such disclosure is not specifically prohibited by law and if such information is not specifically required by Executive order to be kept secret in the interest of national defense or the conduct of foreign affairs; or 

(B) any disclosure to the Special Counsel, or to the Inspector General of an agency or another employee designated by the head of the agency to receive such disclosures, of information which the employee or applicant reasonably believes evidences - 

(i) a violation of any law, rule, or regulation, or

(ii) gross mismanagement, a gross waste of funds, an abuse of authority, or a substantial and specific danger to public health or safety; 

(9) take or fail to take, or threaten to take or fail to take, any personnel action against any employee or applicant for employment because of - 

(A) the exercise of any appeal, complaint, or grievance right granted by any law, rule, or regulation;

(B) testifying for or otherwise lawfully assisting any individual in the exercise of any right referred to in subparagraph(A);

(C) cooperating with or disclosing information to the Inspector General of an agency, or the Special Counsel, in accordance with applicable provisions of law; or 

(D) for refusing to obey an order that would require the individual to violate a law;