Tech. Sgt. Mitchell Polu at Forward Operating Base Fenty, Afghanistan, July 3, 2012. Polu supports the 4th Infantry, 4th Brigade out of Fort Carson, Colo., at home station and is currently the TACP NCOIC for 25 personnel and one radio maintainer. Polu is an 817th Expeditionary Air Support Operations Squadron tactical air control party member and joint terminal air controller and native of Pago, Pago American Samoa. (U.S. Air Force photo//Staff Sgt. Clay Lancaster)