In a Truth Social post, President Trump unexpectedly reversed his stance on Russia's war in Ukraine, saying for the first time, "I think Ukraine ... is in a position to fight and win all of Ukraine back in its original form." He called Russia a "paper tiger" and told reporters that NATO countries should shoot down Russian aircrafts that violate their airspace. Ukrainian President Volodymyr Zelensky called Trump's post a "game changer," but issued a warning to world leaders at the UN today. Ursula von der Leyen, the European Commission President, joins Christiane in this exclusive conversation.  Also on today's show: Riyad Mansour, Palestinian observer to the UN; Tom Fletcher, UN Under-Secretary-General for Humanitarian Affairs  Learn more about your ad choices. Visit podcastchoices.com/adchoices