The laws of supply and demand govern the price and sale of everyday items like strawberries and gas for our cars. It also governs the sale of human beings who have been trafficked into a worldwide web of evil that reaches into every corner of the world—including our own suburban neighborhoods. Last June I traveled to the small nation of Latvia with my wife, Karin, who co-directs the Human Trafficking/Slavery Fund with me, to visit a lesser-known corner of that insidious web on the coast of the Baltic Sea in Eastern Europe.