article_snippet: An the NSA officer opened fire, killing one of the suspects and wounding a second during a shootout.
article_snippet: An NSA officer is pictured here being loaded into an ambulance following the harrowing shootout at one of the nation's most secure military installations .
article_snippet: a NSA police officer was injured in the process.
article_snippet: The 44-year-old NSA police officer and the surviving suspect, 20, were both transported to the University of Maryland Shock Trauma Center in Baltimore,WTTG-TV reports.
article_snippet: Aerial footage from WRC-TV showed the injured officer being loaded into an ambulance.
highlights_snippet: Officer, 44, was also injured in incident at NSA's secretive headquarters .
  