MCKENZIE, Tenn. (07.10.09) - Bethel's fourth and newest sport added this summer, Triathlon (men and women), will be coached by the father daughter tandem of Dr. Volker Winkler and Kirsten Winkler Sass PA-C (Bethel PA Program 2005). Both Dr. Winkler and Ms. Sass are accomplished triathletes and have also raced in marathons and ironman competitions.