The vaccine was found to be 95% effective in an updated study analysis. Safety data required by the Food and Drug Administration showed no serious concerns, the company said.

One of the two leading vaccine candidates requires deep, deep freezing. Here's how communities are working to solve for this and how the new Moderna vaccine could help.

Investors were also reassured by comments from two Biden advisers that no nationwide COVID-19 lockdowns are being contemplated.

The vaccine is nearly 95% effective in preventing illness, according to an interim analysis of a clinical test involving 30,000 people.

Pent-up demand from households that have been cooped up over the last eight months could drive a spending boom in the spring, providing a big boost to the economy.

The $1.6 billion Novavax contract is one of several Operation Warp Speed agreements issued through a third party, Advanced Technology International, and that hadn't been released.

Gen. Gustave Perna says as soon as the FDA deems a vaccine safe and effective, his team is ready to coordinate deployment of tens of millions of doses as early as next month.

Pfizer's COVID-19 vaccine is the first to have data showing that it exceeded the minimum effectiveness threshold set by the Food and Drug Administration for emergency use.

Newly released COVID-19 vaccine contracts include weakened protections against potential price gouging. Several key federal contracts still haven't been disclosed by the government.

Drug industry veteran Moncef Slaoui is a key figure in Operation Warp Speed's push to develop COVID-19 coronavirus vaccines. His employment terms raised concerns about potential conflicts of interest.

In advance of a COVID-19 vaccine being available, a group of independent medical advisers to the Centers for Disease Control and Prevention weighed Friday who should get the vaccine first and how.

Most of the federal contracts with companies involved in the crash program to make COVID-19 vaccines haven't been made public. The lack of disclosure raises questions about accountability.

A panel of doctor and scientists raised questions about the expedited regulatory path the Food and Drug Administration is considering for COVID-19 vaccines.

At a series of listening sessions, participants voiced worries that the development of a COVID-19 vaccine is being politicized and rushed. Public health experts are taking vaccine hesitancy seriously.

Pharmaceutical company Moderna on Thursday announced 30,000 volunteers have enrolled in the Phase 3 clinical trial of their COVID-19 vaccine, a huge step toward getting a vaccine to the public. And to hit their goal, the company had to enroll a representative number of people of color, something which for good historical reasons is not always easy to do. But as GPB's Ellen Eldridge reports, Atlanta is helping this vaccine trial buck that trend.