Shipbuilding titans Northrop Grumman and General Dynamics are on the verge of inking a deal brokered by the Navy to swap billions of dollars worth of shipbuilding work involving the construction of LPD-17 amphibious dock ships and DDG-51 destroyers, sources said. At press time (April 25), sources tracking the issue predicted an announcement on the deal would come shortly. The swap has been in the works for months. As Inside the Navy first reported in January, the deal would have...