Northrop Grumman said today it will exit by the end of the year a contract it inherited through acquiring Orbital ATK that supports testing cluster munitions components. In a call with analysts today, Kathy Warden, Northrop's chief executive, said the contract "was actually structured to help remove cluster munitions safely." "However, we recognize even supporting an area like cluster munitions for investors is of concern because safe removal implies that at one point there was an embracing of the use...