Dr. Catalin Cirstoveanu runs a cardio unit with state-of-the-art equipment at a Bucharest children's hospital. But not a single child has been treated in the year-and-a-half since it opened. The reason? Medical staff he needs to bring in to run the machinery would have expected bribes. So Cirstoveanu has launched a lonely crusade to save babies who come to him for care: He flies them to western Europe on budget flights so they can be treated by doctors who don't demand kickbacks. That's what...