US government scientists suggest sunlight can help against Covid-19

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We find out more about the statements by US government scientists on how sunlight and heat may have an effect on Covid-19. What is being done to make sure the thousands of students taking part in exams today in Hong Kong are doing so safely? And the head of the WHO Global Malaria Programme is on the programme with a warning over the potentially higher number of deaths this year from malaria because of disruption brought on by the Covid-19 pandemic.