Do You Really Know Who's Behind Bars?

There's been a dramatic shift in the racial makeup of America's prison inmates, especially female inmates. To find out why, host Michel Martin talks with Sentencing Project Executive Director Marc Mauer, and author Patrice Gaines, who has worked with women in prison for more than 20 years. They say changes in drug crime enforcement, sentencing laws, and the economic downturn all played a role.