Here is an article by Charles Krauthammer that puts it in a nutshell.
As usual.
http://www.washingtonpost.com/wp-dyn/content/article/2006/09/21/AR2006092101513.html
As usual.
http://www.washingtonpost.com/wp-dyn/content/article/2006/09/21/AR2006092101513.html