(FILES) In this file photo taken on July 27, 2020 US President Donald Trump wears a mask as he tours a lab where they are making components for a potential vaccine at the Bioprocess Innovation Center at Fujifilm Diosynth Biotechnologies in Morrisville, North Carolina. - US President Donald Trump said early on October 2, 2020 that he and First Lady Melania had tested positive for the coronavirus. (Photo by JIM WATSON / AFP)