Besides books, there are many fine war correspondent essays you can find on the internet and load onto your eReader. The last one I read:
http://www.newyorker.com/reporting/2...printable=true
My candidate for best blogger repeatedly visiting and reporting from war zones:
http://www.worldaffairsjournal.org/b...chael-j-totten
Here is a good reported 9/11 book:
Perfect Soldiers