Canada's Andre De Grasse, who won bronze in the 100m in Rio five years ago, will be looking to go for the title this time around while South African sprinter Akani Simbine, fifth in Brazil and boasting the second-fastest time of the year, will also be in the running. 
Andre De Grasse wa ku Canada,amene anapeza chikho cha mkuwa(bronze) mu liwilo la 100m ku Rio zaka zisanu zapitazo, akakhala akuyang'anira kupita kukapeza chikho ulendo uno pamene Akani SIMBI WA KU South Africa , wachisanu ku Brazil komanso akuipatsa moto ulendo wachiwiri