Slate: Could the U.S. Have Stopped the Collapse of Iraq?

I thought you would like this article from The Slate Magazine for iPad

Could the U.S. Have Stopped the Collapse of Iraq?
http://www.slate.com/blogs/the_world_/2014/06/14/what_could_the_u_s_have_done_to_prevent_the_rise_of_isis_the_answer_is_in.html

---Steve