According to Dr. Jha of Harvard's Global Health Institute, the US might need more than 900,000 tests per day .
There were 400,963 test results reported over the last 24 hours.
This data is from the COVID Tracking Project.
The percent positive over the last 24 hours was 5.4% (red line).
For the status of contact tracing by state, check out testandtrace.com.