The Navy is taking steps to improve its estimates for shipyard drydock improvements after the bid for work at the Portsmouth Naval Shipyard in Maine came in well over estimates, Chief of Naval Operations Adm. Michael Gilday said Tuesday. Gilday, testifying before the Senate Armed Services Committee, said the Navy is involving industry earlier in the process as it works on estimates for the drydock improvements at Pearl Harbor Naval Shipyard. "We are now bringing in industry before we make...