A stuck van, a blow to the head, and a walk into the bush. Recovery boards jammed under the rear wheels. Mud holding the van in place. Police later found the van in Western Australia's Karroun Hill Nature Reserve, equipped with solar panels and drinking water reserves. It had walls, a roof, and water. Carolina Wilga walked away from it anyway. She was a 26-year-old German tourist, last seen on June 29 at a general store in the small town of Beacon, northeast of Perth. By her