North Korean leader Kim Jong-il (C) visits the SeoJoong Middle School in Nakwon county, South Hamgyeong province, in this undated picture released by the North's official KCNA news agency April 29, 2009. Reuters Pictures logo Reuters Pictures 37 months ago

North Korean leader Kim Jong-il (C) visits the SeoJoong Middle School in Nakwon county, South Hamgyeong province, in this undated picture released by the North's official KCNA news agency April 29, 2009.