UN Chief: COVID-19 is most challenging crisis since WWII

United Nations Secretary-General Antonio Guterres said the COVID-19 pandemic is the most challenging crisis since the Second World War as it represents a threat to everybody. The US now leads the world with more than 200,000 confirmed cases, with the death toll rising to 4,757. India has been under a 21-day lockdown in a bid to prevent spread of coronavirus.