CONTINGENCY OPERATING BASE ADDER, Iraq, Nov. 24, 2009 – Dependable communication is essential for any successful organization, and for a deployed military unit, that holds all the more true. Army Master Sgt. Harold Miller and Army Col. Teresa Gallagher watch the Chambersburg (Pa.) Area Senior High School graduation via video teleconference from Contingency Operating Base Adder, Iraq, June 12, 2009. Courtesy photo  (Click photo for screen-resolution image);high-resolution image available. Keeping communications dependable here falls in part to Army Master Sgt. Thomas Kemble and Army 1st Lt. Francis Conroy of the Pennsylvania National Guard’s Headquarters and Headquarters Company, 28th Combat Aviation Brigade....