That 640,000 number is not necessarily the number of cases, it represents an update at a specific location about the number of cases there are
— Ryan Saavedra (@RealSaavedra) May 18, 2020
In other words, each of those 640,000 updates likely represent multiple cases which, when added up, go well into the millions of cases https://t.co/Vgo0p5xu9i pic.twitter.com/TRo610V0v9