A top WHO official, Maria Van Kerkhove, is walking back her earlier claims that the possibility of an asymptomatic carrier of COVID-19 transmitting the virus was “very rare”. The report says Van Kerkhove on Tuesday walked back on her Monday claims – which were met with stern scepticism from health officials throughout the world – saying that her original comment was based on just two or three studies and that it was a “misunderstanding” to say asymptomatic transmission is rare globally. “I was just responding to a question, I wasn’t stating a policy of WHO or anything like that,” she said…..more