Since CDC and FDA haven’t authorized public health or hospital labs to run the [coronavirus] tests, right now #CDC is the only place that can. So, screening has to be rationed. Our ability to detect secondary spread among people not directly tied to China travel is greatly limited.
That is from Scott Gottlieb, former commissioner of the FDA, and also from Scott:
#FDA and #CDC can allow more labs to run the RT-PCR tests starting with public health agencies. Big medical centers can also be authorized to run tests under EUA. For now they’re not permitted to run the tests, even though many labs can do so reliably 9/9 cdc.gov/coronavirus/20