KARACHI: A man was killed and other injured in a road accident at Hassan Square flyover on Thursday. According to the rescue sources, two people were hit by speeding vehicle on the Hassan Square flyover. As a result, they sustained severe injuries and one of them, 48-year-old unknown man died on the spot. The body was shifted to Abbasi Shaheed Hospital for postmortem. However, another man, 45-year-old Ayaz Ali, son of Abdul Ghafoor was critically injured and also shifted to the same hospital for treatment.