Col. Dan Shanahan, left, Traverse City, Mich., native and commander of the 1st Air Cavalry Brigade, 1st Cavalry Division, visits with Huffman, Texas, native Col. Mike Kershaw, right, commander of the 2nd Brigade Combat Team, 10th Mountain Division, outside the 1st ACB headquarters at Camp Taji, Iraq. Kershaw presented some plaques commemorating the relationship between the two units as well as a captured enemy DSHKA (anti-aircraft) weapons system.