The USS Fitzgerald returns to Fleet Activities Yokosuka following a collision with a merchant vessel while operating southwest of Yokosuka, Japan. MC1 Peter Burghart/U.S. Navy hide caption toggle caption MC1 Peter Burghart/U.S. Navy World How Could The Navy Destroyer Collision Happen? June 19, 2017 How could an advanced combatant crash into a container ship in the middle of the ocean? Investigators begin to look for clues about what happened.