A close aide to North Korean leader Kim Jong Un on Thursday lambasted U.S. President Donald Trump for calling him a "Rocket Man" again, saying it represents a "very dangerous challenge.""What makes us feel further worse is that the figurative style was dare used at random with no courtesy when referring to the supreme leadership of dignity of the DPRK," First Vice Foreign Minister Choe Son Hu said in a statement carried by the official Korean Central News Agency in English.DPRK is the acronym for North Korea's official name, the Democratic People's Republic of Korea.Earlier this week, Trump…READ FULL ARTICLE