 Caggiani notes that newer medicines are much more expensive. At Johns Hopkins, I'm Elizabeth Tracy. We all love children, and many of us have an old car, truck, or van in the driveway. Find the Children has a great way for you to put your unwanted vehicle to good use. Keep listening. Every year, thousands of kids go missing. Trust me, it's a parent's worst nightmare. When a child goes missing, every moment counts. And you need all of the help you can get.