Katie Ledecky demolishes own 1,500m record at world championships
China's Sun Yang is outshone in 200m free by Briton James Guy who nets first career gold
It was a night of highs and lows, with Katie Ledecky smashing her own world record and China's "golden boy" Sun Yang outsprinted for gold at the Fina world championships in Kazan.
Having broken the world record in Monday morning's 1,500m freestyle heats, the 18-year-old American triple world record-holder yesterday knocked 2.23 seconds off her personal best to clock 15 minutes, 25.48 seconds.
The Maryland native had started the ball rolling with a time of 15:27.71 in the heats on Monday.
In the final, New Zealand's Lauren Boyle took silver at 14.66sec back, while Hungary's Boglarka Kapas took bronze at 21.61sec adrift.
Earlier, 19-year-old James Guy of Britain defeated a loaded field to win the 200m freestyle, outsprinting China's Sun to the wall, touching first in one minute, 45.14 seconds.
Sun settled for silver in 1:45.20 and world record holder Paul Biedermann of Germany earned bronze in 1:45.38.