
Huntington Ingalls Industries’ [HII] Newport News Shipbuilding (NNS) finished a successful set of initial sea trials for the latest Virginia-class attack submarine, the future USS Indiana (SSN-789), the company said on Friday.These trials are called alpha trials and test all components and systems. During the test, the submarine submerged for the first time and conducted high-speed maneuvers both on the surface and while submerged.“Sea trials is a significant milestone and the first major test of submarine’s capabilities at sea.We are…