No matter how you look at them, Janita Poe and D. L. Dean are standout long-distance runners. Poe, 58, of Atlanta, estimates she's completed 17 half-marathons, three full marathons, four half Ironman triathlons and one full Ironman. Dean, 52, of Marshalltown, Iowa, has done eight marathons, plus more than 350 half-marathons. They also stand out […]