Jeffrey Brown speaks with business writers from around the country to get a picture of the nation's economy as seen from main street America. A report on public schools modeled after military academies in an effort to boost test scores in low income urban neighborhoods by NewsHour Correspondent Elizabeth Brackett. What are the issues driving voters to the polls in Iowa and New Hampshire? To find out, Judy Woodruff speaks with pollsters. Ray Suarez speaks with Albert Mohler. The guests this episode are Michael Armstrong, Susan Tompor, Chris Lester, Kathy Kristof, Andy Smith, Ann Selzer, Albert Mohler. Byline: Jeffrey Brown, Elizabeth Brackett, Judy Woodruff, Ray Suarez