Katie Hoff rewrites world record in Women's 400m Individual Medley

Katie Hoff broke the world record in the Women's 400m Individual Medley on Sunday night at the U.S. Olympic Swimming Team Trials, finishing in 4:31:12, 0.34 seconds faster than the previous record of 4:31.46 set by Stephanie Rice at the Australian Olympic trials in March.

Elizabeth Beisel finished second with a time of 4:32.87.