A man looks at a television reporting on North Korea's missile launching in Tokyo. North Korea test-fired what appeared to be two medium-range Musudan missiles in quick succession.
Kazuhiro Nogi/AFP/Getty Images
A South Korean army soldier walks by a TV screen showing North Korean leader Kim Jong Un with superimposed letters that read: "North Korea's nuclear warhead." The warhead was later jokingly dubbed "the disco bomb."
Journalists watch a big screen showing live footage of the third game of the Google DeepMind Challenge Match between Lee Sedol, one of the greatest modern players of the ancient board game Go, and the Google-developed supercomputer AlphaGo at a hotel in Seoul on Saturday. AlphaGo won, clinching its victory in the best-of-5 match.
Jung Yeon-Je/AFP/Getty Images
Champion professional Go player Lee Sedol (right) makes a move in his match against Google's artificial intelligence program, AlphaGo, at the Google DeepMind Challenge Match in Seoul, South Korea, Wednesday.