People watch a TV news program showing a file image of a missile launch conducted by North Korea, at the Seoul Railway Station in Seoul, South Korea, Sunday, May 21, 2017. North Korea on Sunday fired a midrange ballistic missile, U.S. and South Korean officials said, in the latest weapons test for a country speeding up its development of nuclear weapons and missiles. The letters read: “It does not seem to be an ICBM missile.” (AP Photo/Ahn Young-joon)