Ukrainian troops have lost a hard-won position on the eastern bank of the Dnipro River, near the southern city of Kherson, after months of bloody fighting to hold on to a piece of land in what some Ukrainian soldiers and military analysts have described as a futile operation. The Ukrainian military said on Wednesday night that fighting continued on the eastern bank but that most of the main positions in the village of Krynky, where its troops had gained a foothold, “were destroyed by intense, combined and prolonged enemy fire.” The statement came after several Ukrainian news media outlets reported...