North Korea conducted another "crucial" test on Friday that will help boost the country's "nuclear deterrent," an unnamed spokesman said in a statement carried Saturday by the state-run Korean Central News Agency.Pyongyang did not give details of the test at the Sohae satellite launching station in Tongchang-ri, but it may have been related to an intercontinental ballistic missile launch, foreign affairs experts say.The latest research conducted at the rocket launch site "will be applied to further bolstering up the reliable strategic nuclear deterrent" of North Korea, the spokesman for the…READ FULL ARTICLE