Earlier, top-seeded favorites Guo Yue and Niu Jianfeng of China struggled to defeat ninth-seeded Kim Kyung-ah and Kim Bok-rae of South Korea 4-3 in a dramatic bronze medal match.

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In the first of the Tuesday matches under scrutiny, Wang and Yu played South Korea's Jung Kyung-eun and Kim Ha-na in a game in which "neither side seemed to be exerting themselves, " the official Olympic news service said.

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In the first of the Tuesday matches that prompted the uproar, Wang and Yu played South Korea's Jung Kyung-eun and Kim Ha-na in a game in which "neither side seemed to be exerting themselves, " the official Olympic news service said.

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That's according to Kyung-Min Kim, a professor of political science and diplomacy at Hanyang University in Seoul who in 1992 became the first foreigner to study at the Japanese Institute of Defense Studies.

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