Residents of the small mountain village of Derka watch three U.S. UH-60 Black Hawks circle above their valley Sept. 20. One of the Black Hawks was carrying Brig. Gen. Gary Volesky, 1st Cavalry Division deputy commanding general, who flew in to visit troops from Task Force 2-28, 172nd Infantry Brigade, who were conducting a clearing mission with the Afghan National Army and the Afghan Uniformed Police Sept. 20.