http://blog.newsweek.com/blogs/checkpointbaghdad/archive/2008/12/19/the-baghdad-commute.aspx
Good video and reporting.
The state of Iraq railroads and their convoluted history has been covered from time to time in Trains mag - in fact, one of my favorite former editors / authors of trains was ‘over there’ for a time helping IR get itself organized again.