After a tense Oval Office clash with Donald Trump, Ukrainian President Volodymyr Zelensky has softened his tone, saying he is thankful to Trump and the U.S. for their support. However, Zelensky remains firm on security guarantees before any peace talks with Russia. As Trump insists Putin is ready to end the war, Zelensky warns that Ukraine cannot trust Moscow overnight. Will the U.S. continue backing Kyiv?