Australian Eamon Sullivan is now the fastest swimmer in history after he smashed the world 50 metre freestyle record at the NSW Open Championships in Sydney!!!
The West Aussie said swum a second faster than any previous record and created history.
In the relay, Sullivan also clocked 48.11s which was 0.07s quicker than the previous Australian record Michael Klim set at the 2000 Olympics.
There's more info here at the Swimming Australia website.