The incident occurred at a joint press conference with President Trump of Finland Sauli Niinisto, according to News18.
Trump reportedly raised his voice to Reuters reporter Jeff Mason, who asked what the American leader wanted Zelensky to do when Trump raised the issue of business relations with Ukraine Hunter Biden, the son of Democratic presidential candidate Joe Biden.
"This is a complete hoax, and you know who plays the hoax? People like you and other fake news that we have in this country," Trump said.
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According to Trump, Europe "would like to have a huge, wide and beautiful wall between itself and Russia," referring to Ukraine. Therefore, he emphasized that countries help Ukraine more than now.