Russia has lost an estimated five men for every Ukrainian soldier its forces have killed in the battle for Bakhmut, according to a Nato official. Speaking to CNN on condition of anonymity, the official said that Nato intelligence showed that Russia’s losses in the assault on the eastern salt-mining town far outweighed Ukraine’s. The official also said, however, that Ukraine’s losses defending the city were significant. Russia’s use of costly wave attacks have prompted comparisons to the First World War and the commander of the mercenary forces leading the assault has described the battle as a “meat grinder” for Russian...
