Ke Jie, the world's No. 1 Go player, stares at the board during his second match against AlphaGo in Wuzhen, China, on Thursday. The 19-year-old grandmaster dropped the match in the best-of-three series against Google's artificial intelligence program. AFP/Getty Images hide caption

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Philippine security forces escort Marawi City evacuees at a checkpoint near a neighboring city on the southern island of Mindanao on Wednesday. President Rodrigo Duterte declared martial law on the island, and government forces have been trying to drive militants from Marawi since they began occupying it Tuesday. Ted Aljibe/AFP/Getty Images hide caption

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Same-sex marriage supporters hug outside Taiwan's legislature in Taipei on Wednesday after a landmark decision was announced that paves the way for the island to become the first place in Asia to legalize gay marriage. Sam Yeh/AFP/Getty Images hide caption

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Duterte Considers Expanding Martial Law In Fight Against ISIS Allies

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Spectators watch the world's top-ranked Go player, Ke Jie, square off against Google's artificial intelligence program, AlphaGo, during the Future of Go Summit in Wuzhen, China, on Tuesday. The program beat Ke in the first of three planned matches. Peng Peng/AP hide caption

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Peng Peng/AP

Chinese Investors Among Majority Of EB-5 Visa Recipients

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Princess Engagement Revives Debate Over Rules Of Japan's Monarchy

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Planet Money: On Why India Made Most Of Its Money Worthless

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Efforts In China To Dismantle CIA Operations Were A Setback For The Organization

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Japan's Cabinet has moved to allow Emperor Akihito to abdicate the throne — an event which hasn't happened in 200 years. Akihito (left) and Empress Michiko appeared with members of the royal family at the spring garden party at the Akasaka Palace imperial garden in Tokyo last month. Kazuhiro Nogi/AFP/Getty Images hide caption

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A pair of Chinese SU-30 fighter jets, like those pictured right, intercepted a U.S. Air Force WC-135 Constant Phoenix aircraft, like the one pictured left, on Wednesday over the East China Sea. AP hide caption

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Amid Panic Over Worthless Cash, Some In India See Opportunity

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Actor Daniel Dae Kim attends a cocktail party celebrating dynamic and diverse nominees for the 67th Emmy Awards hosted by the Academy of Television Arts & Sciences and SAG-AFTRA at Montage Beverly Hills on Aug. 27, 2015, in Beverly Hills, Calif. Alberto E. Rodriguez/Getty Images hide caption

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