US News & World Report

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South Korean protesters burn a North Korean flag in Seoul, South Korea, during a rally following a report of the nuclear test conducted by North Korea.

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South Koreans watch a TV screen at the Seoul Railway Station in South Korea showing a North Korean state television news program on the country's nuclear test.

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South Korean protesters shout slogans during an anti-North Korea rally in Seoul, South Korea following a report of the nuclear test conducted by North Korea.

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Renato Solidum, of the Philippine Institute of Volcanology and Seismology, looks at a computer after monitoring seismic activity originating from North Korea.