Trained by César Cielo , coach of the American swimmer Bob Bowman , at the University of Michigan , he is a childhood friend of Michael Phelps . Trained with César Cielo , coach of American swimmer Bob Bowman , at the University of Michigan . He is a childhood friend of Michael Phelps .
Dilatih oleh Csar Cielo, jurulatih perenang Amerika Bob Bowman, di University of Michigan, beliau adalah rakan zaman kanak-kanak Michael Phelps. Dilatih dengan Csar Cielo, jurulatih perenang Amerika Bob Bowman, di University of Michigan. Dia adalah rakan zaman kanak-kanak Michael Phelps.