Watch moments: Biden calls Zelenskyy ‘Putin’, Refers to VP Harris as ‘Trump’
U.S. President Joe Biden experienced a series of verbal slip-ups on Thursday during the NATO summit in Washington, raising concerns about his age as he prepares for a potential re-election bid. Biden mistakenly referred to Ukrainian President Volodymyr Zelenskyy as "President Putin" and later confused the names of his vice president,