The Kovalyov brothers and their wives have chosen to spend their final days living without electricity or heating among the ruins of what had been no-man's-land in the war-ravaged village of Posad-Pokrovske in Ukraine's southern Kherson region. As the largest conflict in Europe since World War II enters its second year, tens of thousands of Ukrainians -- primarily the poor, the elderly, or those taking care of sick relatives -- are facing similar hardships.