Coming in the middle of the American campaign season and timed to coincide with eleventh anniversary of the 9/11 attacks, the violence now shaking the Middle East has inevitably turned into a US domestic issue. I'll write about that as the situation unfolds, but at the moment it seems most important to think about what is happening over there -- and then to think about what this might mean for US policy or politics. This is not a subject I can write about dispassionately. Many of the places now appearing in the headlines are places I've been: from...