Justin Gatlin (R) of the United States greets Jamaican Usain Bolt after Men's 100m Final on Day 2 of the 2017 IAAF World Championships at London Stadium in London, Britain, on Aug. 5, 2017. Justin Gatlin claimed the title with 9.92 seconds and Jamaican Usain Bolt took the bronze with 9.95 seconds.(Xinhua/Wang Lili)
