AstraZeneca Says Vaccine Now 76% Effective

AstraZeneca announced a recalculation of its US study data, showing its vaccine is 79% effective in preventing symptomatic cases. Federal health officials had previously raised concerns about the data's accuracy, suggesting it was based on selective information. AstraZeneca plans to seek FDA approval for its vaccine soon.

What did the British drugmaker do with its US study data?

When does Astra Zeneca plan to seek FDA approval for its vaccine?