
Johannes Vetter of Germany celebrates after Men's Javelin Throw Final on Day 9 of the 2017 IAAF World Championships at London Stadium in London, Britain, on Aug. 12, 2017. Johannes Vetter won the gold with 89.89 metres. (Xinhua/Luo Huanhuan)

Johannes Vetter of Germany celebrates after Men's Javelin Throw Final on Day 9 of the 2017 IAAF World Championships at London Stadium in London, Britain, on Aug. 12, 2017. Johannes Vetter won the gold with 89.89 metres. (Xinhua/Luo Huanhuan)