In Britain, news that the country had become the first to start administering a fully tested coronavirus vaccine was met with hope, excitement — and some trepidation.

Amid the optimism that normal life might soon resume, there is also concern. Has the vaccine been developed too fast? Is it safe? On today’s episode, we examine how Britons feel about the prospect of receiving a shot and attend a vaccination clinic in Wales.

Guest: Megan Specia, a story editor based in London for the New York Times.

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Background reading:

• For the first recipients of the vaccine, among them older Britons and hundreds of doctors and nurses who pulled the National Health Service through the pandemic, the shots offered a glimpse at a return to normalcy • . • Dr. Chris Hingston was one of the first health care workers in Britain • to receive the vaccine. He was clearly aware that the simple act had a greater purpose: protecting not only himself, but hopefully his family, colleagues and patients from a potentially life-threatening virus.

For more information on today’s episode, visit nytimes.com/thedaily

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