WHO: Airborne transmission of Covid may be possible

Available for over a year

We speak to one of the scientists who signed a letter to the World Health Organisation and persuaded it to change its guidance. So what difference should it make to how we should stay safe? And the spread continues, right to the top in Brazil, as the President and renowned virus-denier Jair Bolsonaro tests positive. Will there be political implications? And we hear about the balloons floating over Kenya giving access to 4G internet service to previously hard to reach communities.