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A police officer stands guard to block North Korean defector's planned rally on a road in Paju near demilitarized zone, South Korea, Monday, Oct. 22, 2012. South Korea has banned activists from launching propaganda leaflets to North Korea after North Korea threatened to attack.(AP Photo/Ahn Young-joon)

South Korean activists balloon leaflets to NKorea

South Korean activists floated balloons carrying tens of thousands of anti-Pyongyang leaflets into North Korea on Oct. 22, eluding police who had disrupted an earlier launch attempt due to threats from North Korea.