FILE - In this Dec. 18, 2020 file photo, Francesco Zambon, lead author of a withdrawn WHO report into Italy's coronavirus response speaks with The Associated Press in Rome. Zambon said he was pressured by a then-assistant director general, Dr. Ranieri Guerra, to falsify data about Italy’s preparedness going into the pandemic in a report he and other researchers were writing to help other countries prepare as COVID-19 swept across the globe last year. (AP Photo/Domenico Stinellis)

FILE - In this Dec. 18, 2020 file photo, Francesco Zambon, lead author of a withdrawn WHO report into Italy's coronavirus response, shows his report during an interview with The Associated Press in Rome, Friday, . Zambon said he was pressured by a then-assistant director general, Dr. Ranieri Guerra, to falsify data about Italy’s preparedness going into the pandemic in a report he and other researchers were writing to help other countries prepare as COVID-19 swept across the globe last year. (AP Photo/Domenico Stinellis)