Scientists say Covid-19 can linger in the air

Available for over a year

The World Health Organisation accepts arguments that this may be a way the virus is being transmitted, giving more support to the wearing of face masks. Brazil's President Bolsonaro has often downplayed the risks of the new coronavirus - calling it 'the little flu'. Now he's tested positive for the disease. And we go live to Australia where there are large queues at a busy state border before it is shut to counter the spread of Covid-19.