'MOST LIKELY': Expert's damning new Wuhan Covid lab leak claims

An expert says the lab leak theory is the most plausible explanation for the origins of Covid-19 as research to find evidence the virus emerged naturally continues to prove fruitless. Dr Alina Chan, a specialist in gene therapy and cell engineering at MIT and Harvard, says it is more likely the virus emerged from the Wuhan Institute of Virology in late 2019. Covid-19 has since led to more than