new threat, experts say, are classic kim. designed to show a command presence. but they also reveal a dictator rattled by the relationship between the u.s. and south korea. a statement released shortly before the photos rails against the u.s. and south korea for their joint military exercises planned for next month calling them suicidal. along with what north korea calls the introduction of ultramodern weapons by south korea, that s likely a reference to south korea s recent purchase of f-35 jets from the u.s. this is a stealth plane that can often go undetected by radar which experts say strikes at a particular fear of kim jong-un s. north korea believes that it will allow south korea to conduct decapitation operations that takes out the north korean leadership and can do so covertly without giving north korea a chance to conduct a retaliatory second strike. while experts say north korea s latest missiles launches