HANGZHOU - After crossing the line at the Hangzhou Olympic Sports Centre Stadium on Friday (Sept 29), Shanti Pereira glanced up at the screen, unsure if she had qualified for the women's 100m final. She had clocked 11.42 seconds to finish third in Heat 2, behind Bahrain's Hajar Saad Al-Khaldi (11.34sec) and Thailand's Supanich Poolkerd (11.36sec). With the top two...