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All of those things are true, but that doesn't change the fact that testing is the problem.

> When community spread was detected in Washington state ... Testing wasn't the problem.

If you detect community spread without testing you are too late anyway.

Not for the rest of the country

You are two weeks behind with testing. There is no rest of the country anymore.

That's a very good illustration of the danger of demagoguery. If someone not already in the habit of looking for any reason to keep foreigners out proposed it, maybe it would have been taken more seriously.