DERA GHAZI KHAN: A man was killed while another sustained serious injuries in an accident on Indus Highway here on Thursday. According to Rescue 1122 sources, Mulazim Hussain and Fahad Ayub were on way when a truck hit their motorcycle near a mill. As a result, Mulazim Hussain died on the spot while Fahad sustained serious injuries. The injured man was shifted to a hospital.