Phoenix, Ariz. native, Col. Mark D. Collins, commander, 82nd Sustainment Brigade-U.S. Central Command Materiel Recovery Element and his senior enlisted adviser, New York City native, Command Sgt. Maj. Alberto Delgado present a special plaque to guest speaker Lt. Col. Darlene M. Straub, commander, 57th Expeditionary Signal Battalion, during the 82nd SB-CMRE Women’s History Observance Month presentation March 29 at Kandahar Airfield, Afghanistan.