
Men's pole vault world record holder Renaud Lavillenie(3rd L) of France and Rio Olympic champion Brazil's Thaigo Braz(4th L) look on during the press conference for 2017 IAAF Diamond League in Shanghai, east China, May 12, 2017. (Xinhua/Wang Lili)

Men's pole vault world record holder Renaud Lavillenie(3rd L) of France and Rio Olympic champion Brazil's Thaigo Braz(4th L) look on during the press conference for 2017 IAAF Diamond League in Shanghai, east China, May 12, 2017. (Xinhua/Wang Lili)