World Health Organization expert Maria van Kerkhove says people with coronavirus are most infectious just at the point when they first begin to feel unwell, day after remarks that transmission of virus by people with no symptoms is "very rare."
Sometimes called a "tropical Trump", Brazil's President Jair Bolsonaro has followed a similar script to his US counterpart in his handling of Covid-19. Meanwhile in Europe, badly-hit countries slowly continue on a path toward a post-pandemic normal.