sitting in the backseat, strapped into a car seat with the windows up. >> reporter: his name is terry bartley, a father of three from greensboro, north carolina. >> i was losing air. it was hot, stuffy. like -- it was almost like i was sitting in a microwave. >> reporter: bartley was motivated to make the video after he saw news coverage of 22-month-old cooper harris's death last month. the little boy left in a car for nine hours on a 90-degree day. his father is now charged with felony murder and cruelty to a child in the second degree. >> children being left in hot cars. >> 5-year-old boy found dead inside a car. >> reporter: at least 17 children have died of heatstroke in hot cars this year alone.a/l÷