In Odisha, at least six persons including four women have been killed and 32 others injured in a road accident early today morning on the National Highway 5 near Soro in Balasore district. Some of the injured are reported to be very critical.The accident took place when a tourist bus from Gonda district of Uttar Pradesh carrying pilgrims returning from Puri collided with a truck due to dense fog and less visibility.Police have reached the accident spot and rescue operation is going on. The injured are being shifted to nearby Soro hospital.