The fastest man , South African Darian Townsend , came home in 52.48 . Swimming star Michael Phelps struggles in old-style racing suits at World Cup short-course event . The U.S. swimmer won the gold medal for his second consecutive time and third overall after winning silver last year in Moscow. He was one of the few to wear an old-style suit , which will be mandatory next year . Phelps has two more events on Wednesday before heading to the next leg in Berlin .
Swimming star Michael Phelps struggles in old-style racing suits at World Cup short-course event . The U.S. swimmer won the gold medal for his second consecutive time and third overall after winning silver last year in Moscow. He was one of the few to wear an old-style suit , which will be mandatory next year . Phelps has two more events on Wednesday before heading to the next leg in Berlin .