Daniel Wiffen is into tomorrow's 15 hundred metre freestyle final at the World Aquatic Championships in Japan.
The Co Down swimmer finished second in his semi-final in Fukuoka this morning.
Earlier, Mona McSharry finished 11th in her 50m breaststroke semi-final, while Conor Ferguson finished 13th in the 50m backstroke.
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They are both back in the water tomorrow in the 4 by 100-metre medley relays.