Sarah Piampiano's route to ranks of elite Ironman athlete had some side trips through the New York financial world, some unhealthy habits

Sarah Piampiano had a breakthrough year as an Ironman triathlete in 2015, and hopes to build on that momentum in 2016. Just a few years ago, she was an out-of-shape workaholic who took up smoking, just so she could get outside once in a while. Her story, for ESPN.com's Endurance Sports section: http://espn.go.com/sports/endurance/story/_/id/14893343/endurance-sports-sarah-piampiano-unusual-career-trajectory-atop-triathlon-world