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Video - Emmons and Pang win shooting golds
China has claimed its second Olympic gold and its first shooting medal of the Games, as Pang Wei won the men's 10m air pistol shooting event.
The 2006 world champion and pre-Games favourite won convincingly with a score of 688.2.
Jin Jong-oh of South Korea took silver and Kim Jong-su of North Korea claimed bronze in a contest dominated by Pang.
The home crowd celebrated loudly, hours after compatriot Du Li disappointed in the women's 10m air rifle event.
China's first gold of the Games came when women's weightlifter Chen Xiexia won the 48kg class with an Olympic record.