"Ukraine has not lost and there is no reason for Ukraine to lose. Russians are adapting for a long war effort in Ukraine, but they are not the Red Army hordes wrapped in the triumphant banners of World War II victories that Putin and his propagandists pretend them to be," the think tank said. The ISW said the number of Russian fatalities likely exceeds those killed in the Soviet-Afghan war. Russia has often used costly "human wave" tactics to achieve its military objectives in Ukraine. More Russian soldiers are likely to have died seizing the Ukrainian town of Avdiivka than...