The first dog I owned as an adult was a mixed-breed puppy I bought in a Walmart parking lot a few months before I married. His name was Soren. He was full of energy and had a bad habit of running off when presented with the opportunity. Just after my wife and I bought our first house, he managed to get out of the yard. He never simply ran off. It was a game to him to make us chase him. The road that traveled past our new home was very busy and at this particular time there were many cars driving past. The dog, of course, didn’t understand the danger and ran back and forth across the street. I...