AP
FILE - In this Aug. 10, 2017, file photo, a man watches a television screen showing U.S. President Donald Trump and North Korean leader Kim Jong Un during a news program at the Seoul Train Station in Seoul, South Korea. North Korea's state-run media say U.S. President Donald Trump's tweet about having a bigger nuclear button than Kim Jong Un's is the "spasm of a lunatic." (AP Photo/Ahn Young-joon, File)
- Ahn Young-joon