Minnesota (SSN 783) Sea Trials - YouTube NEWPORT NEWS, Va., May 6, 2013 (GLOBE NEWSWIRE) -- Huntington Ingalls Industries (NYSE:HII) announced that the newest Virginia-class submarine, Minnesota (SSN 783), successfully completed alpha sea trials today. Alpha trials are the boat's first round of at-sea tests and evaluations. Minnesota is being built at HII's Newport News Shipbuilding (NNS) division. All systems, components and compartments were tested during the trials. The submarine submerged for the first time and operated at high speeds on the surface and under water. Minnesota will undergo two more rounds of sea trials, including one with the Navy's Board of Inspection and Survey, before delivery later this month. Minnesota is anticipated to deliver approximately 11 months ahead of its contracted delivery date.