Dana Vollmer Pictures

(L-R) Dana Vollmer, Katie Hoff and Dara Torres prepare for the preliminary heats of the 100 meter freestyle during the U.S. Swimming Olympic Trials on July 3, 2008 at the Qwest Center in Omaha, Nebraska. (Photo by Donald Miralle/Getty Images North America)

(L-R) Katie Hoff, Dana Vollmer, Lacey Nymeyer, Ashley Chandler and Emily Kukors dive in for their preliminary heat of the 200 meter freestyle during the U.S. Swimming Olympic Trials on July 1, 2008 at the Qwest Center in Omaha, Nebraska. (Photo by Al Bello/Getty Images North America)