Marcio Teles of Brazil is escorted by medical workers after he falls down during Men's 400m Hurdles Semifinal on Day 4 of the 2017 IAAF World Championships at London Stadium in London, Britain, on Aug. 7, 2017. (Xinhua/Wang Lili)
Brazil's Teles falls down at 400m Hurdles Semifinal in London
Source: Xinhua| 2017-08-08 15:14:19|Editor: Song Lifang