A file image of North Korean leader Kim Jong-un during a news program at the Seoul Railway Station, in Seoul, South Korea, on April 13.Lee Jin-man/The Associated Press North Korean leader Kim Jong-un said his country has built its first-ever military spy satellite and that he planned to launch it on an undisclosed date, state media reported Wednesday. Previous missile and rocket tests have demonstrated that North Korea can send satellites into space, but many experts question whether it has cameras sophisticated enough to use for spying from a satellite because only low-resolution images were released after past test launches....