“There’s no way. There’s just no way,” said Dr. Peter Hotez, a vaccinologist at Baylor College of Medicine and a CNN medical analyst.
Last week President Trump said he was “optimistic” a vaccine would be ready around Election Day on November 3.
“I believe we’ll have the vaccine before the end of the year, certainly, but around that date, yes. I think so,” Trump said Thursday.
CNN obtained part of an email Moderna sent on Friday to the principal investigators of its vaccine trials. It says 4,536 study subjects have enrolled in the trials.