A multi-vehicle collision involving eight cars has resulted in the complete closure of the IC19 highway in the direction of Lisbon-Sintra. The incident occurred earlier today, and as of 10:30 AM local time, traffic remains blocked. Emergency services responded to the scene and transported two injured individuals to São Francisco Xavier Hospital in Lisbon for medical treatment. The extent of their injuries remains unknown. Authorities have not yet released details regarding the cause of the accident, but investigations are underway. Motorists are advised to avoid the area and seek alternative routes. The duration of the highway closure has not been specified, causing significant disruption for commuters.