Racing PositionsU.S.'s Gyau leaves Dortmund for third tier6YESPN staffU.S.'s Cameron: 'Sorry to see Jurgen go'6YESPN staffUSMNT's Gyau has second knee surgery8YU.S.'s Gyau needs second surgery on knee8YKnee to keep U.S.'s Gyau out until January8YAssociated PressDempsey, MLS vets join U.S.8YESPN staffGyau quickly emerging as one of United States' most exciting prospects8YDoug McIntyre