A South Korean soldier patrols at a checkpoint on the Grand Unification Bridge, which leads to the demilitarized zone separating North Korea from South Korea, in Paju, north of Seoul, April 8, 2013.

A South Korean soldier patrols at a checkpoint on the Grand Unification Bridge, which leads to the demilitarized zone separating North Korea from South Korea, in Paju, north of Seoul, April 8, 2013.

Credit:

Kim Hong-Ji /Reuters

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