The AstraZenca vaccine, developed with Oxford University, is one of several coronavirus vaccine candidates in final-stage testing around the world.

The drug, which California-based Gilead Sciences Inc. is calling Veklury, cut the time to recovery by five days — from 15 days to 10 on average — in a large study led by the U.S. National Institutes of Health.

Instead, they're bracing for another show of vintage Trump, one in which he'll seek to be heard even in spite of his muted microphone.

It's the sequel to last month's debate horror show between Donald Trump and Joe Biden, an invective-laced 90 minutes that laid bare the depths to which political discourse can sink in an American election year.

Davidson lost his job. He started staying home alone in his apartment near Georgetown, Kentucky — depressed and yearning for his recovery support group that had stopped gathering in person, said his cousin Melanie Wyatt.

Another leading U.S. contender, Moderna Inc., previously announced the earliest it could seek authorization of its own vaccine would be Nov. 25.