by Park Chan-Kyong SEOUL, South Korea (AFP) — One year after North and South Korea vowed to resume a constructive dialogue, they have instead resurrected a spirit of Cold War-era antagonism, complete with cross-border propaganda shouting matches, spy messaging and defection dramas. Official contact between the two Koreas has never been easy, but the current situation, with all official lines of communication severed and a host of flash-point issues raising tensions, appears to be particularly […]