Lawyers for the utility say Northrop Grumman and the U.S. Navy should foot the bill for the cleanup of toxic chemicals.

Northrop Grumman continues to modernise its solid rocket motor (SRM) capabilities and develop new propellants as demand grows ...

Northrop Grumman is a Falls Church ... as well as their work with autonomous and manned aircrafts. The company is divided into Aeronautics Systems, Defense Systems, Mission Systems and Space ...