Do you have a link from which all the pictures of the fallen are posted as you did? Thanks!
Yes, it is the original link.
http://www.dailymail.co.uk/news/worldnews/article-1225627/Fort-Hood-shootings-Army-major-Nidal-Malik-Hasan-kills-12-injures-31-shootout-troops-army-base.html
It appears that they are Getty Images ... owned by Bill Gates.