North Korea has decided to shut down its main nuclear test site and suspend nuclear and missile tests, the state-run Korean Central News Agency said Saturday, ahead of historic summits with the South and the United States.The decision, which was made at a plenary meeting of the Central Committee of the Worker's Party of Korea on Friday, is the latest indication that North Korean leader Kim Jong Un is serious about phasing out the country's nuclear capacities.Earlier this week, South Korean President Moon Jae In said North Korea had expressed a desire for complete denuclearization of the pen…READ FULL ARTICLE