Pfizer says that more interim results from its ongoing coronavirus vaccine study suggest the shots are 95 percent effective and that the vaccine protects older people most at risk of dying from COVID-19.
The announcement, just a week after Pfizer first revealed promising preliminary results, comes as the company is preparing within days to formally ask US regulators to allow emergency use of the vaccine.
We have lots of e-mail newsletters on a variety of topics, including news, politics, business, sports, lifestyle, and more. They're free, and it's easy to subscribe. Here's a complete list.
You received this message because you signed up for Breaking News Alerts.
