are we see more likely facing another civil war? -- tonight we begin, what will be a series on this program called, a house divided. it will offer a range of thoughtful and educated responses to the question, is a civil war head? our next guest is one of the people who started this public discussion. with the publication of her new book, how the civil war started. barbara walter is a professor of international relations of -- at the university at the san diego. she's studied -- at the war in peace institute. and she served on and advisory committee to the cia called, political instability task force. it rates countries on a scale of functioning democracy on one