KIM TAE YON made the statement just now in S. Korean Parliament (budget committee) that this is due to the just released information that North Korea has been building a light water nuclear reactor at amazing speed, details just released to the world and satellite photos also revealed.Minister of Defense of South Korea Kim stated that this is to put a halt to North Korean nuclear weapons ambition, and is now being considered, which will go back on South Korea's committment in 1991 under President Roh Tae Woo to never manufacturer, house or use nuclear weapons in South Korea.