 Remarkable stuff. Biden introduces Ukraine Zelensky as President Putin in latest brutal gaffe. But that's the New York Post, right? Joe Biden laughs off mixing up Zelensky and Putin. Oh, and then when he straightened it out, and as he was walking away from the podium after he introduced Zelensky as Putin, he realized that he had made a mistake, and he turned around and he came back, and then he introduced him as Zelensky.