On this day last year, the first case of the coronavirus was detected in the United States.
CBS2's John Dias has more on this mournful milestone.
Santa Clara County Marks Anniversary of 1st Coronavirus Case
CBS 5 SF KPIX
One year later, Santa Clara County has seen over 100,000 total cases of COVID-19. That's more than a full Levi's Stadium plus SJSU..
