The United States is fighting a proxy war in Ukraine against Russian aggression, and we’re not doing it on the cheap. The Biden administration announced on Friday that we were sending another $400 million in military aid to Ukraine. This comes after Russian President Vladimir Putin claimed victory over the eastern Luhansk region last week. Putin jumped the gun a little, although Russian troops hold the upper hand throughout most of the region. The problem for Putin is that those pesky Ukrainians refuse to surrender. And the United States is making their continuing resistance possible by giving Kyiv high-powered weapons...