There are more than 12 million adults and children around the world in forced labor, including those forced to provide sex. The United States has put 52 countries on a watch list, suspected of not doing enough to combat human trafficking. These countries could face sanctions unless they improve their records.

E. Benjamin Skinner, a fellow at the Carr Center for Human Rights Policy at Harvard University, and author of “A Crime So Monstrous: Face-to-Face with Modern Slavery,” joins Martin Savidge to discuss modern slavery and how the economic crisis is playing into the problem of human trafficking.