41 children have died in hot cars so far this year. It's the third straight year the death toll has reached such a high number, according to kidsandcars.org. Automakers are looking to make this sobering reality a thing of the past, saying they will commit to making rear seat reminder systems the standard for 2025. We spoke to Matt Schmitz, Assistant Managing Editor of Cars.com about how rear seat reminder systems work and whether they make a difference.