TY - BOOK TI - Echoes of war KW - Culture--Pacific region N1 - Near the demilitarized zone in South Korea or the D.M.Z. as the Americans call it is an American fire base. Less than three miles from communist North Korea, it is a place of major strategic importance and a potential flashpoint which could shatter the easy calm of the new Pacific. The alarm can sound at any time of the day or night and not until the guns are fixed on their targets does anyone know if its a real emergency or just an exercise to keep everyone alert ER -