The us president, Donald Trump has acknowledged on Tuesday the severity of the epidemic of Covid-19 in the United States during his first press conference devoted to what he calls "the virus of China" since the end of April.

" It surely will, unfortunately, get worse before they get better. I don't like to say this, but it is like this, "he said at the White House, before calling "everyone" to wear a mask when the separation physical is not possible.