Not a fan of John Lennon but his son has a good point.
Still our guy?
sauce
https://www.dailymail.co.uk/news/article-8837981/Bill-Barr-risks-ire-Trump-unmasking-probe-finds-no-wrongdoing.html
He used the time machine to go back and not get the virus then got re-tested. Logically thinking of course.