Yes, you must pull out - but also pay for the damage

[moghrabi]

Colin Powell invoked it before the invasion, telling aides that if the US went into Iraq "you're going to be owning this place". John Kerry pledged his allegiance to it during the first presidential debate, saying: "Now, if you break it, you made a mistake. It's the wrong thing to do. But you own it."

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http://www.guardian.co.uk/comment/story/0,3604,1379892,00.html