Pfizer Cuts Initial COVID-19 Vaccine Rollout By Half

The company plans to produce 50 million vaccine doses by year-end due to supply chain issues but aims for a billion doses in 2021. The UK has approved Pfizer's vaccine, with vaccinations starting soon. In the US, the FDA is reviewing Pfizer and Moderna vaccines for emergency use. The vaccine is viewed as a crucial tool to end the pandemic.

What is the company's plan for vaccine doses by the end of the year?

What did the United Kingdom do regarding Pfizer's vaccine candidate?

What is the FDA currently reviewing in the United States?

What is described as the 'weapon' that will win the war against COVID-19?

What does the phrase 'light at the end of the tunnel' refer to in the context of the vaccine?