
Northrop Grumman's X-47B Unmanned Combat Air System took off from the USS George H.W. Bush on Tuesday, May 14, 2013. (Image: Northrop Grumman)

Northrop Grumman's X-47B Unmanned Combat Air System took off from the USS George H.W. Bush on Tuesday, May 14, 2013. (Image: Northrop Grumman)

**FILE** Virginia Gov. Bob McDonnell (left), has a light moment with Wesley Bush, CEO of Northrop Grumman, and Democratic Rep. Gerald E. Connolly (right) on July 30, 2012, after speaking at a “stop sequestration rally” in Arlington. In January, $1.2 trillion in congressional sequestration cuts could affect the U.S. military and other government operations. Analysts say 2.14 million jobs could be lost. (Barbara L. Salisbury/The Washington Times)

Virginia Gov. Bob McDonnell (left), has a light moment with Wesley Bush, CEO of Northrop Grumman, and Democratic Rep. Gerald E. Connolly (right) on Monday after speaking at a “stop sequestration rally” in Arlington. In January, $1.2 trillion in congressional sequestration cuts could affect the U.S. military and other government operations. Analysts say 2.14 million jobs could be lost. (Barbara L. Salisbury/The Washington Times)

**FILE** Virginia Gov. Bob McDonnell (left), has a light moment with Wesley Bush, CEO of Northrop Grumman, and Democratic Rep. Gerald E. Connolly (right) on July 30, 2012, after speaking at a “stop sequestration rally” in Arlington. In January, $1.2 trillion in congressional sequestration cuts could affect the U.S. military and other government operations. Analysts say 2.14 million jobs could be lost. (Barbara L. Salisbury/The Washington Times)

A pre-production model of the F-35 Joint Strike Fighter is seen in a file photo. (Northrop Grumman via Associated Press)

Maryland University football coach Ralph Friedgen, right, and East Carolina University football coach Ruffin McNeill share a laugh during a news conference in Washington, Tuesday, Dec. 7, 2010, to promote the 2010 Military Bowl, presented by Northrop Grumman, to be played at RFK Stadium in Washington on December 29. (AP Photo/Susan Walsh)