Analysis was made on the reasons of the declining of Chinese men's hammer throw performance with methods of literature study, investigation and mathematical statistics.

采用文献法、调查法、数理统计法、分析与综合法，对我国男子链球成绩滑坡的原因进行了研究。

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Primoz Kozmus of Slovenia captured the men's hammer throw gold with a toss of 80.84 meters.

VOA: standard.2009.08.18

So I'm ready to go." In other highlights Thursday, medals will be up for grabs in the men's 200 meters, Qualifying heats also begin in the men's 800 and 5,000 meters, and women's hammer throw, The women will also try to advance to Friday's 200-meters final.

VOA: standard.2009.08.19

In other events, Slovenia's Olympic champion Primoz Kozmus won the men's hammer title with a throw of 80.84 meters.

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