President Donald Trump's coronavirus press briefing on 20 March 2020 and an article by NBC News supports the statement.
The video of the press briefing has been included in the NBC article, where Trump can be seen telling their correspondent that he was a 'terrible reporter'.
A tweet by Peter Alexander, the reporter, also shows Trump's response to his question.
The COVID-19 pandemic has given rise to a lot of potentially dangerous misinformation. For reliable advice on COVID-19 including symptoms, prevention and available treatment, please refer to the World Health Organisation or your national healthcare authority.