North Korea said Wednesday its launch of a ballistic missile that crossed over Japan before landing harmlessly in the sea was a "prelude to containing" the U.S. Pacific territory of Guam.Confirming that the missile fired on Tuesday was an intermediate-range Hwasong-12, the country's state-run Korean Central News Agency said the launch was carried out to counter ongoing joint military drills by South Korea and the United States.(Korea Media/Kyodo)North Korean leader Kim Jong Un, who oversaw the missile test on site, was quoted as saying it was "the first step of the military operation of the…READ FULL ARTICLE