Carmelita Jeter: Track Age: 32 Hometown: Los Angeles Speed queen: The fastest woman alive meters in seconds!) is chasing the 1988 world record. "I don't feel pressure," the single runner tells Us. "I have my eye on the prize!
Francena McCorory, Allyson Felix, Sanya Richards-Ross and DeeDee Trotter of Team USA celebrate winning gold in the women's relay final on Saturday. The victory gave Felix her third gold medal of the London games.
Olympic Stars to Watch: Oscar Pistorius, track and field (South Africa)