Ukrainian tanks are being transported in Urzuf, south coast of Azov sea, eastern Ukraine, Thursday, Nov. 29, 2018. Ukraine put its military forces on high combat alert and announced martial law this week after Russian border guards fired on and seized three Ukrainian ships in the Black Sea. (AP Photo/Evgeniy Maloletka) <저작권자(c) 연합뉴스, 무단 전재-재배포 금지>