A decade ago, when Sen. John Edwards was suing doctors instead of running for president, he lent a divorcing friend $30,000 to help send the man's sons to college. The friend was federal bankruptcy Judge Rich Leonard of Raleigh. At the same time, Leonard was handling a complex bankruptcy case in which Elizabeth Anania Edwards, John Edwards' wife, was one of the lawyers. Now some are saying it wasn't kosher for Judge Leonard to have kept the case after getting a personal loan from the spouse of one of the lawyers involved. "The judge had a financial debt to this...