Marathon twins Anna and Lisa Hahner05/05/2016May 5, 201626-year-old twins Anna and Lisa Hahner are shooting stars on the German running scene. They share a passion for marathon running and vigorously market their brand. Their ultimate goal is to compete in the Olympics.Copy linkImage: DWAdvertisementMarathon twins Anna and Lisa Hahner04:44This browser does not support the video element.