U.S. Army Capt. Dwayne Overby gives a camel an injection. U.S. Army Capt. Dwayne Overby gives a camel an injection during a veterinary civic action program in Guistir, Djibouti, on Sept. 17, 2006, in support of Combined Joint Task Force - Horn of Africa. Overby is assigned to the 96th Civil Affairs Battalion. SHARE IMAGE: Download Image: Full Size (0.1 MB) Photo By: VIRIN: 958328-N-JUL22-845.jpg Photo Gallery