The UK Government has signed a deal with pharmaceutical companies GlaxoSmithKline (GSK) and Sanofi Pasteur for 60 million doses of a potential Covid-19 vaccine.
It’s one of four deals the UK Government has agreed in recent months – each one for a different type of potential vaccine – and a total of 250 million doses.
But it’s still too early to know for sure if any of these vaccines will protect people.
So when will a coronavirus vaccine be ready? Who would get it first?
BBC health correspondent Laura Foster looks at the situation.
Graphics by Terry Saunders, producer Megan Fisher.
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