 Complete the following phrase:  The Dominican Republic team featured promising athletes: Felix Sánchez, track star in the hurdles and former Olympic gold medalist, Luguelín Santos, world junior champion, and gold medalist at the first Youth Olympic Games, and Gabriel Mercedes, Olympic silver medalist in the mens taekwondo event at Beijing. Two of these athletes won the nations only medals in athletics at the London games. Felix Sánchez also managed to repeat his gold medal streak from Athens in the 