U.S. Army Spc. Rodriguez of Bravo Company, 1st Battalion, 6th Infantry Regiment, 1st Battalion, 35th Armored Regiment, 2nd Brigade Combat Team, 1st Armored Division, scans the retina of a Sons of Iraq member from, Salmadea, in the city of Jasr Dyala, Iraq, on Nov. 13, 2008. This was done to help track which Sons of Iraq had been paid and cut down on fraud.