Japanese journalists gather around an advanced Global Hawk surveillance drone in its hangar at Misawa Air Base in northern Japan, Friday, May 30, 2014. The U.S. Air Force has deployed two of the unarmed Global Hawk aircraft to Japan for the first time over the past week to enhance the U.S. military’s efforts to monitor nuclear activities in North Korea, Chinese naval operations in the region and assess natural disasters to assist humanitarian aid operations. (AP Photo/Eric Talmadge)