Looking ahead to the Wisconsin, Ohio and Texas primaries with former Texas Agriculture Commissioner Jim Hightower and The Nation's John Nichols. Plus: Aziz Huq and Ari Melber on the Senate's big cave on spying; Kathryn Joyce on the latest scare campaign from the Christian right -- this time their sites are set on the world. Are you worried about too few white babies? They are. And William Deresiewicz on the writings of J.M. Coetzee. Click here to listen.Howie P.S.: Hightower talks about "the Obama phenomenon."