AstraZeneca Admits COVID Breakthrough Came From Mistake

AstraZeneca and the University of Oxford are facing criticism over their COVID-19 vaccine trial results.

According to Business Insider the criticism comes after AstraZeneca admitted to a mistake in the vaccine dosage.

During the vaccine trial, some patients got two full doses of the vaccine.

Others had a half-dose in their first shot, followed by a full dose.

On Wednesday, an AstraZeneca executive described the "mistake" as "serendipity.