The Olympic champion qualified with the eighth fastest time in the heats
Daniel Wiffen is through to the final of the men's 800-metres freestyle at the World Aquatics Championships in Singapore.
The Olympic champion qualified with the eighth fastest time in the heats, in 7minutes 46.36 seconds.
In the men's 200-metre butterfly, Jack Cassin failed to advance after posting a time of 1 minute 57.08 seconds in his heat.

Wolfe Tones Claim Kildare Junior Hurling Championship Title
Ulster Fight Back To Secure Dramatic Draw Against Munster
Shane Lowry Seven Shots Off Lead Ahead Of Spanish Open Final Round
Kildare Trio Shine As Leinster Secure First URC Win Of The Season
Derry City And Waterford Set For Unlikely FAI Cup Final Showdown
Sunday Morning Sports Update
New Zealand Thrash Australia Again To Hold Onto Bledisloe Cup
Sara Byrne Six Shots Off Lead At Korea Championship