CNN2: subjectpartBANNER=|Thousands of people are signing up to be exposed to Covid-19| ((lubuntu at wor2)))

|| screaming-banner-text banner-text-size–char-47″ data-analytics=”_list-hierarchical-xs_article_”> Thousands of people are signing up to be exposed to Covid-19 ||Tens of thousands of people have signed up to take an experimental vaccine candidate and then face virus in a controlled setting