Johannesburg - Seven adults were killed and about 14 others were injured in a horrific crash involving a minibus taxi and a truck in Krugersdorp on Friday afternoon.ER24 spokesperson Russel Meiring said the head-on collision occurred at the intersection of Main Reef and Luipaard roads."ER24 paramedics, along with several other services, arrived on the scene and found both the taxi and truck parked in the middle of the road. The taxi was found to have sustained a large amount of damage in the collision," he said."Upon closer inspection, paramedics discovered several bodies lying in the wrecked taxi."Unfortunately, nothing could be done for the patients and they were declared dead on the scene."A number of people had been trapped inside the taxi, and 14 of them had sustained minor to serious injuries.They were treated at the scene before being transported to various hospitals.Police are investigating.