US government officials are accusing AstraZeneca of presenting outdated information in a bid to influence the outcome of a study into the efficacy of the company's Covid-19 vaccine.
Just 24 hours ago, the company claimed its jab was 79 percent effective in a massive American study….but officials now say that isn't the case.
Our Washington Correspondent Simon Marks reports.
IN: "On Monday….."
OUT: "…ten per cent"
DUR: 29 seconds