This provides a note of caution as to how well a vaccine may work. The question is how many of these, second susceptible to infection, folks are out there?

“Earlier on Tuesday, we reported that new research has identified an 89-year-old Dutch woman who was actually the first known patient to be killed after being reinfected with COVID-19. But an equally important discovery was revealed Monday night in an exclusive report by WSJ, which cited new research about to be published by the British medical journal the Lancet, the same journal that published some of the first research on the virus by Chinese scientists (data later used to help justify the lockdowns that swept across the West).”

https://www.zerohedge.com/geopolitical/25-year-old-nevada-man-first-american-confirmed-have-caught-covid-19-twice