The Navy will begin construction on the first Constellation-class frigate this summer or fall, later than the program’s goal to begin construction in April. The program won’t start construction until the critical design review is completed, according to Capt. Kevin Smith, the frigate program manager. “You may say, ‘you've been working on design for a while.’ We want to make sure we get it right before we start cutting steel. Lead ships are hard,” Smith said last week at the...