to talk about the southcom the white woman, enslaved and trying to bring human beings into this story to say all people played a part not just the union army but the connection between the actions within the confederacy and the military pressures they're really explain what happened. >>host: you one of frederick douglass book prize and a finalist for the pulitzer and university of pennsylvania. professor mccurry. thank-you. >> man well is a correspondent for the "washington post" and the author of the rise of margot rubio. what is the appeal of marco rubio? >> a talented or greater but he represents an opportunity to see how a hispanic politician will play at the national level. of person that people outside the republican party will be watching to get a sense is a latino politician who can broaden the base outside of the community's. >>host: is he running for president? >> who is into and they are elected to the senate? [laughter] he is ambitious, rising very quickly and has established himself in a hurry as a voice of consequence on major issues such as immigration. no question peop