The most compelling argument against human challenge trials for a COVID-19 vaccine, though, is that it might not actually be any faster. In order to infect people with the virus, we have to have a tested viral dose — one that is strong enough to infect people, but not so strong it gives an infection worse than natural spread — which can take up to a year to develop, according to Weijer.
Child care just isn’t as available as it was before the pandemic. Data provided to FiveThirtyEight by the job-search website Indeed shows that child-care services have been much slower to hire again (a useful proxy for re-opening) than other areas of the economy:
We’re tracking how concerned Americans are about COVID-19, the economy and President Trump’s response to the coronavirus pandemic.