Polygamy is illegal in most of the world, but it is practiced by about 2 percent of its population. We investigate why it is rarely prosecuted in the United States.

In the decade since FLDS leader Warren Jeffs was sentenced to life in prison for sexually abusing underage girls he married, evidence suggests he maintains a grip on a diminished, but devout group of followers.

We spoke to Rachel Jeffs about leaving the polygamous life behind, whether the FLDS could ever be brought down and how she feels about her notorious father, Warren Jeffs.