China’s Su Bingtian ran an Asian record of 9.83 seconds to qualify for the men’s Olympic 100m final on Sunday, while US medal hope Trayvon Bromell missed the cut. Su, 31, shattered his previous best of 9.91 to storm to an impressive semi-final win over American Ronnie Baker in a photo-finish. Italy’s Lamont Jacobs finished third in a European record of 9.84 and fourth-placed South African Akani Simbine in 9.90, the pair taking the two […]