Happening today – safety advocates are calling for changes they believe will prevent the deaths of children. Since 1990, thousands of kids have died or been injured after being left in hot cars. Today, on National Heatstroke Prevention Day, a group of grieving families, lawmakers and advocates are coming together. They say the technology to prevent these kinds of tragedies is effective and available – but, it isn’t standard in all new cars. We explain how prevalent these situations are, the circumstances surrounding the deaths and what this group is hoping will help save lives.