CAMP LIBERTY - Spc. Justin Roberts (left) gives an H1N1 flu shot to Master Sgt. Tim Metcalf, of Cedar Fort, Utah, here, Nov. 23. Roberts, a native of Galveston, Texas, is a medic assigned to the Disivion Special Troops Battalion Aid Station. Metcalf is a chaplain's assistant assigned to Company A, DSTB, 1st Cavalry Division.