Wu Minxia of China competes in the Women's 3m Springboard Final during day two of the FINA/Midea Diving World Series 2012 Beijing Station at the National aquatics center on March 24, 2012 in Beijing, China.
15 Faces to Watch at the 2012 London Olympics
The next Usain or Phelps – global icons based on their dominant performances in Beijing -- could come from field hockey or judo. Here are 15 competitors to keep your eye on in London. -- By Carla Thorpe