![Courtesy of Swimming Australia](http://swimswam.com/wp-content/uploads/2016/04/DEL_4727-300x200.jpg)
Thomas Fraser-Holmes in the prelims of the 400 IM – Courtesy of Swimming Australia
![Courtesy of Swimming Australia](http://swimswam.com/wp-content/uploads/2016/04/DEL_5296-1-300x200.jpg)
Mack Horton after his 400 freestyle prelim swim where he posted a new world’s top ranked time – courtesy of Swimming Australia
![Courtesy of Swimming Australia](http://swimswam.com/wp-content/uploads/2016/04/DEL_5574-300x200.jpg)
Keryn McMaster on her way to the top qualifying time in the heats of the women’s 400 IM – Courtesy of Swimming Australia
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Emily Seebohm in the prelims of the 50 backstroke her first event of the competition – courtesy of Swimming Australia
![Courtesy of Swimming Australia](http://swimswam.com/wp-content/uploads/2016/04/DEL_6214-300x200.jpg)
Thomas Fraser-Holmes after winning the men’s 400 IM in the world’s second fastest time – courtesy of Swimming Australia
![Courtesy of Swimming Australia](http://swimswam.com/wp-content/uploads/2016/04/DEL_6369-300x203.jpg)
Keryn McMaster and Blair Evans after both women had qualified to swim the 400 IM in Rio – courtesy of Swimming Australia
![Courtesy of Swimming Australia](http://swimswam.com/wp-content/uploads/2016/04/DEL_6385-300x200.jpg)
Blair Evans showing her excitement after qualifying to swim the 400 IM at the Olympic Games for the second time – courtesy of Swimming Australia
![Courtesy of Swimming Australia](http://swimswam.com/wp-content/uploads/2016/04/DEL_6500-300x200.jpg)
Mack Horton celebrating his win in the men’s 400 freestyle – courtesy of Swimming Australia