TribLIVE's Daily and Weekly email newsletters deliver the news you want and information you need, right to your inbox. A volunteer group committed to promoting kindness, safety and positive play among children in Vandergrift area parks is looking to grow its membership. The group, called the Vandergrift OWLS Park Supervisor Program, uses volunteers who are dedicated to making sure borough parks are safe and welcoming for the community. During a recent OWLS — an acronym for observe, walk, listen and serve — outing, co-founders and husband-and-wife team Jody and Kristen Sarno were easy to spot in matching yellow t-shirts emblazoned with large owls.