http://66.225.205.104/ultraswim.mp3
Some of the world's best swimmers are in Charlotte this weekend to participate in the 23rd Charlotte UltraSwim, hosted by the Mecklenburg Aquatic Club. This year's event is one of seven stops on the Toyota Grand Prix Series. WFAE's Mark Rumsey spoke with David Marsh, two-time Olympic coach and now CEO of the Mecklenburg Aquatic Club.