Germany’s Paul Biedermann became the first man under 1:41 in the 200 short course meter freestyle, swimming 1:40.83 where Ian Thorpe’s world record was 1:41.10. USA’s Randall Bal became the first man under 23 seconds in the 50 backstroke, swimming 20.87 where Peter Marshall’s world record from earlier this week was 23.05. And Australia’s Marieke Guehrer became the first woman under 25 seconds in the 50 butterfly, swimming 24.99 where Therese Alshammars world record from earlier this week was 25.31.