Bison Rams Truck in Yellowstone; Lost Dog Found

• A bison rammed a truck at Yellowstone, causing damage to the vehicle.
• The driver of the truck plans to keep the dented hood as a reminder of the incident.
• Luna, a lost dog, was found after being missing for weeks in Yellowstone.
• The location of Luna's discovery is Yellowstone National Park.
• Luna's reunion with her owner has been reported by The Washington Post.