(Jacquelyn Martin/AP)

We’re now learning that President Trump’s efforts to promote an anti-malarial drug for use against the coronavirus is causing internal administration tensions. Anthony Fauci, the administration’s own leading expert, privately challenged this optimism about hydroxychloroquine, and fittingly, Trump prevented Fauci from publicly reiterating this skepticism at Sunday’s briefing.

Only hours earlier, Joe Biden presented a striking contrast. On ABC’s “This Week,” Biden called on Trump to exercise the Defense Production Act to marshal the private sector to speed lifesaving equipment to hospitals, urged stricter social distancing and reiterated the need to “follow the science” and “listen to the experts.”