Covid-19 vaccine trial on humans starts as UK warns restrictions could stay in place until next year

Scientists in the UK will begin trials of a potential Covid-19 vaccine on humans Thursday, as the government warns it could have to rely on social distancing measures until next year assuming no vaccine or treatment is found before then.

source https://www.cnn.com/2020/04/23/health/coronavirus-vaccine-trial-uk-gbr-intl/index.html