Joe Biden's chief medical adviser has called on China to release the medical records of nine people whose illnesses might provide vital clues into whether COVID-19 first emerged as the result of a lab leak.
Dr. Anthony Fauci, the head of the National Institute of Allergy and Infectious Diseases, or NIAID, told the Financial Times that the records could help resolve the debate over the origins of a disease that has killed more than 3.5m people worldwide.
