Adam Knox comes from a long line of patrician Connecticut doctors--a line he broke to serve with an NGO in the war-torn Central African Republic. His attempt to protect his patients there from a brutal militia ended in disaster and disgrace, and now he runs a clinic near Los Angeles's Skid Row, making ends meet by making house calls--cash only, no questions asked--on those too famous or too criminal to seek other medical care. When a young boy is...