The WHO mission to China to uncover the origins of Covid-19 has failed to identify the source of a pandemic which has swept across the world, but the team has ruled out the Wuhan lab-leak theory propagated by former US President Donald Trump.
Last year on January 11, a 61-year-old man was the first person to die from Covid-19 in the central Chinese city of Wuhan. Since then the efforts to study how and where the virus jumped from animals to humans have been blocked by China.