FORT HUACHUCA — Soldiers of the 69th Signal Company returned home after nearly a year in Iraq where they put in a number of communication infrastructures. The 142 men and women of the unit — most of whom are cable dogs, individuals who install communication lines — stepped off the charter aircraft at 8 p.m. Thursday, concluding a trip from Kuwait to Arizona. Waiting for the ramp to be put up to the plane, soldiers of the 11th Signal Brigade, to which the 69th belongs, were as anxious to see their fellow soldiers get off the commercial airliner as probably...