About the video:
sportsnetwork wrote: American teenager Katie Hoff broke the world record to win the women's 400-meter individual medley. Hoff, 17, stormed home over the concluding freestyle leg to touch the wall after four minutes 32.89 seconds, shaving 0.7 seconds off the previous mark of 4:33.59 set by Ukraine's Yana Klochkova at the 2000 Sydney Olympics. (WCSN, WCSN.com)