Kristen Jahn (Wonderlake, IL/McHenry) swam the 100 breaststroke Friday morning (March 20),finishing eighteenth in the field of thirty-six, with the top sixteen advancing to Friday night's finals.  Jahn's time was 1:05:32.  The top time in the prelims was turned in by Tracy Menzel of Kenyon College, 1:03.05.  Jahn will also compete in the 200 breaststroke Saturday in the NCAA III championship.