A 20-month-old boy has died after suffering what authorities believe was a fatal heatstroke after being left inside a parked car in Fuerteventura, in one of Spain’s most heartbreaking summer tragedies. Emergency services were called after the child was found unconscious inside the vehicle. Initial reports indicate the toddler had been unintentionally left inside the car for several hours during a period of high temperatures. Cars can become deadly in minutesThe tragedy has once again highlighted the extreme danger of leaving children inside parked vehicles, even for a short time. Safety experts warn that the temperature inside a car can rise dramatically within minutes, even if windows are left slightly open.