article_snippet: Kevin Fleming, 20, and his friend were subsequently shot by a guard outside the facility.
article_snippet: Fleming's friend, who is yet to be identified, was killed in shooting, the NSA the NSA said in a statement.
article_snippet: Fleming was flown to hospital with serious injuries, while a the NSA police officer was also wounded.
highlights_snippet: National Security Agency police guard shot Fleming .
  
highlights_snippet: Fleming was flown to hospital with serious injuries; other man killed .
  