Trump Envoy to Demand Russia Accept Ukraine's Right to Military Force - Bloomberg / Son of senior CIA official died fighting for Russian forces in Ukraine / Putin tells Ukraine troops in Russian region to 'surrender' / Russia to choose special negotiators for dialogue with US on Ukraine -- Kremlin aide / After three years of war, where do Ukrainian and Russian forces stand? / War in Ukraine: Europeans, marginalized by Trump and Putin, are divided over sending troops / New US administration recognizes Russia's military successes in Ukraine -- American expert / Russia and Ukraine forces face off in intense fighting on front lines / US needs to consider Russia's interests for peace in Ukraine -- expert / Russia open to talks with US on Ukraine, nuclear arms: Putin