Samsung is the largest employer and premier place to work in South Korea. Jung Yeon-je/AFP/Getty Images hide caption

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To The List Of High-Stakes Tests In Korea, Add The Samsung SAT
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Shin Eun-mi was deported by immigration authorities in South Korea following an investigation that she broke the National Security Act. Shin Joon-hee/AP via Yonhap hide caption

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The North Korea Threat Keeps A Cold-War Era Security Law Around
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Dr. Hong Jung Geun, chief surgeon at Metro Plastic Surgery Clinic in Seoul (left), performs a pro-bono scar removal procedure on a former North Korean. Haeryun Kang/NPR hide caption

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How S. Korea's Plastic Surgeons Are Helping Scarred N. Korean Defectors
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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." Ahn Young-joon/AP hide caption

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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 hide caption

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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. Lee Jin-man/AP hide caption

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South Korean Go champion Lee Sedol (right) poses with Google DeepMind head Demis Hassabis. On Wednesday, Sedol will begin a five-match series against a computer. Jung Yeon-Je/AFP/Getty Images hide caption

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How Google's Neural Network Hopes To Beat A 'Go' World Champion
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A U.S. soldier stands on an armored vehicle during an annual exercise Monday in Yeoncheon, South Korea, near the border with North Korea. Pyongyang threatened a "preemptive nuclear strike of justice" in retaliation for the joint training exercises. Ahn Young-joon/AP hide caption

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