A World Health Organization -led team of experts investigating the origins of COVID-19 in the central Chinese city of Wuhan was expected to visit Huanan market later on Sunday, January 31, a wholesale seafood center where the new coronavirus was initially detected.
On December 31, 2019, after 4 cases of a mystery pneumonia were linked to the market, it was shuttered overnight. By the end of January, Wuhan had gone into a 76-day lockdown.