Navy Bets On Arleigh Burkes To Sail Until 2072; 40 Years Afloat For Some Tomorrow morning, at Manhattan's Pier 88, the Navy will commission its newest destroyer, DDG-112. The USS Michael Murphy's namesake was uncompromisingly heroic, a Navy SEAL who died earning the Medal of Honor in Afghanistan. The ship itself, however, embodies a series of cost-conscious compromises that will keep the Navy sailing a 1980s design -- albeit much upgraded --until at least 2072. These destroyers are and will long remain the Navy's mainstay. The Arleigh Burke class to which the Murphy belongs is built to carry the Aegis...