US intelligence agencies say they may never be able to identify the origins of Covid-19, but they have concluded it was not created as a biological weapon. In an updated assessment of where the virus began, the Office of the US Director of National Intelligence (ODNI) said an animal-to-human transmission and a lab leak were both plausible hypotheses for how it spread. But there was not enough information to reach a definitive conclusion. China has criticized the report. The findings were published in a declassified report which is an update of a 90-day review that President Joe Biden's administration released...