Some late-breaking news:

CIA Officers Warn of Iraq Civil War, Contradicting Bush's Optimism

BBC NEWS Middle East US senators warn of Iraq civil war

Civil War In Iraq? - by William S. Lind
The answer is that civil war is already underway in Iraq.

Iraq Edges Towards Civil War

Allawi: this is the start of civil war - Sunday Times - Times Online

Possibility of Iraq civil war looms large

Democracy Now! Seymour Hersh: Iraq "Moving Towards Open Civil War"

Iraq and "civil war" in quotes yields 22,700,000 hits on Google.

(Inspired by a Freeper)