Acting Assistant Attorney General Mary McCord, center, accompanied by U.S. Attorney for the Northern District Brian Stretch, left, and FBI Executive Director Paul Abbate, speaks during a news conference at the Justice Department in Washington, Wednesday, March 15, 2017. The Justice Department announced charges against four defendants, including two officers of Russian security services, for a mega data breach at Yahoo. (AP Photo/Susan Walsh) <저작권자(c) 연합뉴스, 무단 전재-재배포 금지&g