People walk past a television screen showing a picture of North Korean leader Kim Jong-Un (L) celebrating his country's test launch of an intercontinental ballistic missile (ICBM), at a railway station in Seoul on July 4, 2017.
North Korea proclaimed on July 4 that it had successfully tested an intercontinental ballistic missile -- a watershed moment in its push to develop a nuclear weapon capable of hitting the United States. / AFP PHOTO / JUNG Yeon-Je        (Photo credit should read JUNG YEON-JE/AFP/Getty Images)