STAFF SGT. Gary Kofford a medical technician assigned to the 126th Medical Squadron, O'Hare Field, Chicago, Ill., holding her extracted tooth, poses with a young Malali patient. SGT. Kofford assisted in this, first tooth extraction at the Malali medical aid tent. The 126th personnel are providing three days of medical care to the local population in support of the first combined humanitarian and civic assistance exercise conducted between the United States and Guyana. Military personnel from Air Force, Air Force Reserve & National Guard, Army, Army National Guard and Marine Corps participated in the exercise which included engineering and medical readiness training