Is It Time to Consider Dividing Iraq?

The ceasefire is still holding in southern Lebanon and Israel is beginning to withdraw its troops. In Iraq, meantime, bloody sectarian violence is claiming 1,000 lives a month around Baghdad and becoming a growing challenge to the training of Iraqi police who might restore order. As US troops are being moved into Baghdad, there's increasing risk of losing control in other cities, where relative peace has been won at high cost. Is it time to consider dividing the country? Should the US continue to grit its teeth, absorb casualties and "stay the course," despite declining support in an election year? Plus, investigative reporter Seymour Hersh on whether Washington sees the war in Lebanon as a test for attacking Iran.