The first human trial in Europe of a coronavirus vaccine has begun in Oxford. Two volunteers, who are both scientists, have been injected with the experimental vaccine. <br /><br />They are the first of more than 800 adults aged between 18 and 55 who have been recruited for the study. Half the group will receive the Covid-19 vaccine, and half will get a control vaccine which protects against meningitis. The results won't be known for several months.<br /><br />Meanwhile the UK government has said that millions of key workers and their families will be eligible for a coronavirus test if they develop symptoms. <br /><br />The Health Secretary Matt Hancock announced that they would be able to book a test online. More testing centers are being opened and the army will be helping establish mobile testing facilities. <br /><br />Sophie Raworth presents BBC News at Ten reports from Medical Correspondent Fergus Walsh and Health Editor Hugh Pym.
