Core Viewpoint - A significant gas leak incident occurred in Santiago, Chile, prompting the evacuation of multiple buildings, including the presidential palace, due to reported strong gas odors and health symptoms among residents [1] Group 1: Incident Details - The Santiago Fire Department reported strong gas odors in multiple areas, leading to large-scale evacuations [1] - Symptoms reported by individuals included nausea, dizziness, and even fainting [1] - The government quickly coordinated emergency responses with fire and police services, deploying 14 fire trucks and a specialized team to trace the gas leak source [1] Group 2: Government Response - The Chilean Interior Ministry stated that technical personnel are working to determine the cause of the gas leak [1] - Authorities urged the public to remain calm and return to normal activities while the situation is being assessed [1]