Vance previously slammed Zelensky for lack of gratitude. This time, it placed him at center of tense Oval Office exchange

Campaigning in Pennsylvania last September, JD Vance seemed to strike at an unlikely political foe: the besieged president of Ukraine, Volodymyr Zelensky, who’d spent most of the previous two years being hailed by Western leaders as a hero.

​ Campaigning in Pennsylvania last September, JD Vance seemed to strike at an unlikely political foe: the besieged president of Ukraine, Volodymyr Zelensky, who’d spent most of the previous two years being hailed by Western leaders as a hero. Read More Breaking News, Latest News and Videos | CNN