North Korea's successful launch in July of a new type of intercontinental ballistic missile was likely the result of technical cooperation sourced to Russia, a U.S. national security policy expert said in a report on Thursday.Theodore Postol, professor emeritus at the Massachusetts Institute of Technology, analyzed the reported physical dimensions and flight trajectory data of North Korea's Hwasong-18 and found them to be "nearly identical" to that of the Russian ICBM Topol-M.In the most recent ICBM test on July 12, Pyongyang showed progress through the "sudden appearance" of a solid-fueled…READ FULL ARTICLE