NPR Staff

It all starts with a strange letter left for a Beijing cabdriver, tucked away in the sun visor of his taxi. In the months just before the 2008 Summer Olympics, Wang Jun is living with his wife and daughter — but the message, and those that follow, quickly tangle that quiet life in complications.

Jon Cleary's songwriting is pure New Orleans. The pianist and singer has absorbed every last bit of sound from the Mississippi delta. But here's the thing: Cleary was born and raised in England.

A new clinical trial is set to begin in the United Kingdom using the powerful noses of dogs to detect prostate cancer in humans.

While research has been done before, these are the first trials approved by Britain's National Health Service.

The trials, at the Milton Keynes University Hospital in Buckinghamshire, will use animals from a nonprofit organization called Medical Detection Dogs, co-founded in 2008 by behavioral psychologist Claire Guest.

A man in his early 40s with a kind, weathered face is talking to a room full of children.

"In some ways, all of us are basically abandoned or not really a wanted person," he says. "Everybody kind of give up the hope on us. But in this place, you are welcome and you have opportunity to change, and we will be with you, no matter what. This is a community of love and compassion."

Cara Nicoletti loves food almost as much as she loves books. Over the years she has found herself thinking about the delicious dishes woven into the stories she loved as a child. In fact, she tells NPR's Rachel Martin that when she re-read her old books, she found underlines that she didn't remember making in the sections about food.

Pages