"The first question is, is the vaccine safe? Frankly, I'm not going to trust the federal government's opinion," Democratic Gov. Andrew Cuomo said at a news conference.
The Army is working with private industry to create a coronavirus vaccine, but also working on its own. The military service has a history of creating vaccines and making medical breakthroughs.
Moderna is currently developing a promising, yet still unproven, vaccine against the coronavirus. But Moderna executives have already sold tens of millions of dollars worth of stock in the company.
Dr. Moncef Slaoui, chief adviser to the administration's effort to develop a COVID-19 vaccine, said having a vaccine by next month was "not impossible." But a longer timetable appears more likely.
Dr. Paul Offit, who serves on the Food and Drug Administration's vaccine advisory board, says he doesn't think an effective vaccine that's undergone adequate testing can be ready this year.
Animal and human trials are promising, Dr. Anthony Fauci tells lawmakers Friday, and the government is preparing for widespread distribution once a vaccine is shown to be safe and effective.
The University of North Carolina is among the new sites for a COVID-19 vaccine trial.
A survey by The Associated Press-NORC Center for Public Affairs Research finds 25% of black respondents plan to get a COVID-19 vaccine when one becomes available, compared to 56% of whites.
The race to defeat the coronavirus is generating competition among nations and multinational companies. The main competition appears to be between the United States and China.
Developing and producing a vaccine is a complicated process — one that is heavily reliant on countries sharing supplies and a common goal, says Prashant Yadav of the Center for Global Development.