Promotion Smiles Army Sgt. Andrew Miller, a medic assigned to the 300th Special Troops Battalion, 300th Sustainment Brigade, smiles during his promotion ceremony at Camp Arifjan, Kuwait, Dec. 1, 2018. SHARE: Download: Full Size (0.55 MB) Tags: Army Credit: Army Capt. Jerry Duong VIRIN: 181201-A-OF187-038X.JPG Photo Gallery