The defense industry is reshaping itself for tighter budgets -- but it could benefit from additional Pentagon support, two defense executives said Wednesday. “We’ve leaned out tremendously, I think, across the industry,” said Ellen Lord, chief executive of Textron Systems, at the Defense One Summit in Washington. Textron, she added, has sought to become more efficient and has invested in markets beyond the U.S. military, including international sales. “It is natural to branch out, and I think it makes us...