advertisementRoughly 600 soldiers from Southern Arizona will be returning home next week after 15 months at war, the Army announced this morning. Members of the 40th Signal Battalion stationed at Fort Huachuca headed to the Middle East in December 2007, in a move that at the time was considered the largest single deployment of troops from the post in several years. Army officials haven’t specified when the soldiers will arrive next week, saying only that they'll return over a two-day period. The battalion is part of the 11th Signal Brigade, which specializes in building and operating internet and telecommunications systems...