Jeff Files, a stock clerk at Fort Drum's Central Issue Facility, issues Pvt. Andrew Pottle a helmet last week while Pfc. Rende Johnson looks on. Both Soldiers are infantrymen with 2nd Battalion, 87th Infantry Regiment, 3rd Brigade Combat Team, 10th Mountain Division (LI). Files, a person with a disability, is a participant in a federal program called AbilityOne. At the CIF, he helps oversee a military inventory that exceeds $45 million.