For every athlete, there comes a point when their journey must come to an end. The conclusion of their work. Where everything is left on the field and their accomplishments are behind them. With 23 Olympic gold medals under his belt, Michael Phelps went out the way he wanted to - as the greatest Olympian in history. Listen to Michael detail his life beyond sport as he shares the steps he's taken to work on a new goal: raising mental health awareness around the world.