FORT HUACHUCA — It was zero-dark-thirty — a military term to express something really early, a time when even the sun is slumbering. But the Murr Community Center was full of soldiers and family members, although some of them were taking cat naps, stretched out on the floor or with heads on tables. Others, especially children, were flashes of energy at 3:45 a.m., belying the truth it was still bed time. Sunday was the day the second contingent of 40th Expeditionary Signal Battalion soldiers were deploying — the first group left Thursday — this time eventually to Kuwait, Jordan, Bahrain,...