Send any friend a storyKYIV, Ukraine — As Moscow steps up its offensive in eastern Ukraine, weeks of failed attacks on a Ukrainian stronghold have left two Russian brigades in tatters, raised questions about Russia’s military tactics and renewed doubts about its ability to maintain sustained, large-scale ground assaults. Wallace told LBC News, a British news outlet, on Wednesday that the losses in Vuhledar showed the result of “a president and a Russian general staff that defies reality or ignores reality and simply doesn’t care how many people they are killing of their own, let alone of the people they are trying to oppress. If the Russians continue with that tactic, he said, they will be outnumbered by Ukrainian platoons of 30 soldiers