Schools are not spreading Covid, according to an official study that has boosted hopes that the return to class will not trigger an autumn surge in infections.
Pupils sent home in class bubbles were highly unlikely to pass on the virus to their parents even when they did pick up it from a fellow pupil, the research found.
https://www.thetimes.co.uk/article/75136706-f171-11eb-8f01-2c678acbb979