Concordia staff on their knees helping a person lying on a stretcher. Helped by a snowmobile. Rescue exercise in the event of an accident involving several victims. These frequent exercises are supervised by the doctor. All the resort's winter residents are assigned a very specific role in the event of an accident, illness or fire. A redundancy system allows this system to function in the event of one or more winterers failing to respond. Concordia Antarctic Research Station, Dome C plateau, East Antarctica.