In this file photo, USS Fitzgerald (DDG 62) operates in the Sea of Japan, June 1. (U.S. Navy/MC3 Kelsey L. Adams) The U.S. Navy Arleigh Burke-class guided-missile destroyer USS Fitzgerald, pictured here sailing in formation during a bilateral exercise in the Sea of Japan, June 1, 2017, collided with a merchant ship in the Philippine Sea about 64 miles southwest of Yokosuka, Japan, June 17, 2017. Seven U.S. sailors remain missing. Navy photo by Petty Officer 3rd Class Kelsey L. Adams SHARE: Download: Full Size (0.83 MB) Credit: Mass Communication Specialist 3rd Class Kelsey L. Adams VIRIN: 170601-N-RM689-190.JPG Photo Gallery