UK ramps up measures as more COVID-19 cases reported

British Prime Minister Boris Johnson addresses the nation at 10 Downing Street in London, Britain, on March 23, 2020. British Prime Minister Boris Johnson announced Monday evening a series of measures that aim to restrict social contact in the UK, so as to curb the spread of COVID-19. (Andrew Parsons/No 10 Downing Street/Handout via Xinhua)