USA’s Jessica Hardy set at new 50 meter breaststroke short course world record, with a time of 29.45 where her world record from the 2008 World Short Course Championships in Manchester was 29.58. And USA’s Peter Marshall set a new 50 meter backstroke world record, with a time of 22.75 where USA’s Randall Bal’s world record from the 2008 World Cup meet in Berlin was 22.87. Read swimmingworldmagazine.com