AMARAH, Iraq, Aug. 19, 2008 – Forget money. Forget choice of duty station. Forget everything but the T-shirt. Army Pfc. Jacob McHenry, a forward observer assigned to the 1st Cavalry Division’s Company A, 2nd Battalion, 7th Cavalry Regiment, 4th Brigade Combat Team, guides a Humvee to a tactical parking position off the road in Amarah, Iraq, July 31, 2008. U.S. Army photo by Spc. Creighton Holub, 4th Brigade Combat Team, 1st Cavalry Division (Click photo for screen-resolution image);high-resolution image available. Believe it or not, the T-shirt for re-enlisting on the front lines was the only incentive Pfc. Jacob McHenry wanted...