The first nice days of spring have finally arrived after weeks of cold and rain. But this time of year always makes me wary for pets, especially dogs. Back when I was a young teen, on one of the first warm days in early May, my dad took our 7-month-old mixed breed puppy Rexy for a long walk. He had let him run lose to get some exercise, but the skittish dog saw some people and ran into a busy street—getting run over by a car.
