Longwood Gardens’ visitors got chance to enjoy light display, light up troops’ lives  By Kathleen Brady Shea, Managing Editor, The Times Downingtown resident Jennifer Stokker, with her nearly 3-year-old daughter Madelyn, was the delighted winner of a 42-inch TV during a Red Cross raffle at Longwood Gardens. At first, the visitors at Longwood Gardens Thursday night were skeptical: Were...