China should provide raw data on pandemic's origins - WHO's Tedros Reuters | Jul 15, 2021 03:45 PM EDT World Health Organization (WHO) Director General Tedros Adhanom Ghebreyesus speaks during a bilateral meeting with Swiss Interior and Health Minister Alain Berset (Photo : Laurent Gillieron/Pool via REUTERS) The head of the World Health Organisation said on Thursday that investigations into the origins of the COVID-19 pandemic in China were being hampered by the lack of raw data on the first days of spread there and urged it to be more transparent. A WHO-led team spent four weeks in and around the central city of Wuhan with Chinese researchers and said in a joint report in March that the virus had probably been transmitted from bats to humans through another animal.