150309-N-SX614-292 YOKOSUKA HARBOR - Information Systems Technician Seaman Darian Artis, attached to the U.S. 7th Fleet flagship USS Blue Ridge, dogs a water tight hatch during a general quarters drill. Blue Ridge is currently underway conducting unit level training to assess the crew on damage control, force protection and seamanship in preparation for upcoming patrols in the 7th Fleet area of operations.