WASHINGTON, D.C. (AP/Staff) – Acting Secretary of the Navy Sean Stackley says the Navy is deeply saddened and promised a full investigation into a collision between a destroyer and a container ship off Japan that killed seven sailors, including a Texan. Stackley said in a statement that “we are all deeply saddened by the tragic loss of our fellow shipmates.” He also praised their colleagues for saving the USS Fitzgerald from further damage and bringing it back to port. The incident happened early Saturday morning as many of the crew slept. Stackley promised to “fully investigate” the cause of the collision. The Texan is identified as Gunner’s Mate 2nd Class Noe Hernandez, 26, from Weslaco.