The USA's Katie Ledecky finishing the 1,500m freestyle in the women's semi-finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673378
Denmark's Lotte Friis finishing the 1,500m freestyle in the women's semi-finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673376
Denmark's Lotte Friis finishing the 1,500m freestyle in the women's semi-finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673374
The USA's Katie Ledecky finishing the 1,500m freestyle in the women's semi-finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673371
The USA's Katie Ledecky finishing the 1,500m freestyle in the women's semi-finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673370
The USA's Katie Ledecky finishing the 1,500m freestyle in the women's semi-finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673368
The USA's Katie Ledecky finishing the 1,500m freestyle in the women's semi-finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673365
Britain's James Guy, the winner of the 200m freestyle golf medal in the men's finals of the 16th World Aquatics Championships in Kazan, seen at the award ceremony.04.08.2015#2673362
China's Sun Yang, silver medalist in the men's 200m freestyle event during the award ceremony at the 16th FINA World Championships in Kazan.04.08.2015#2673360
Britain's James Guy, the winner of the 200m freestyle golf medal in the men's finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673359
Germany's Paul Biedermann, the winner of the 200m freestyle bronze medal in the men's finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673357
China's Sun Yang, the winner of the 200m freestyle silver medal in the men's finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673356
Winners of the 200m freestyle in the men's finals of the 16th World Aquatics Championships in Kazan: (from left) Germany's Paul Biedermann (bronze medal), Britain's James Guy (gold medal) and China's Sun Yang (silver medal).04.08.2015#2673355
Britain's James Guy, the winner of the 200m freestyle golf medal in the men's finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673351
China's Sun Yang, the winner of the 200m freestyle silver medal in the men's finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673349
Germany's Paul Biedermann, the winner of the 200m freestyle bronze medal in the men's finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673346
Cameron van der Burgh (South Africa) after the semifinals of the men's 50m breaststroke at the 2015 FINA World Championships in Kazan.04.08.2015#2673343
Cameron van der Burgh (South Africa) after the semifinals of the men's 50m breaststroke at the 2015 FINA World Championships in Kazan.04.08.2015#2673342
Cameron van der Burgh (South Africa) during the semifinals of the men's 50m breaststroke at the 2015 FINA World Championships in Kazan.04.08.2015#2673341
Cameron van der Burgh (South Africa) during the semifinals of the men's 50m breaststroke at the 2015 FINA World Championships in Kazan.04.08.2015#2673340
Cameron van der Burgh (South Africa) during the semifinals of the men's 50m breaststroke at the 2015 FINA World Championships in Kazan.04.08.2015#2673339
Cameron van der Burgh (South Africa) during the semifinals of the men's 50m breaststroke at the 2015 FINA World Championships in Kazan.04.08.2015#2673337
Adam Peaty (Great Britain) at the start of the semifinal heat of the men's 50m breaststroke at the 16th World Aquatics Championships in Kazan.04.08.2015#2673329
Adam Peaty (Great Britain) at the finish of the semifinal heat of the men's 50m breaststroke at the 16th World Aquatics Championships in Kazan.04.08.2015#2673317
Adam Peaty (Great Britain) during the semifinal heat of the men's 50m breaststroke at the 16th World Aquatics Championships in Kazan.04.08.2015#2673296
Adam Peaty (Great Britain) after finishing the semifinal heat of the men's 50m breaststroke at the 16th World Aquatics Championships in Kazan.04.08.2015#2673287
Adam Peaty (Great Britain) after finishing the semifinal heat of the men's 50m breaststroke at the 16th World Aquatics Championships in Kazan.04.08.2015#2673282
Adam Peaty (Great Britain) after finishing the semifinal heat of the men's 50m breaststroke at the 16th World Aquatics Championships in Kazan.04.08.2015#2673278
Emily Seebohm (Australia) during the final heat of the women's 100m backstroke at the 16th World Aquatics Championships in Kazan.04.08.2015#2673256
Emily Seebohm (Australia) after finishing the final heat of the women's 100m backstroke at the 16th World Aquatics Championships in Kazan.04.08.2015#2673253
From left: Madison Wilson (Australia) and Emily Seebohm (Australia) after finishing the final heat of the women's 100m backstroke at the 16th World Aquatics Championships in Kazan.04.08.2015#2673252
Emily Seebohm (Australia) after finishing the final heat of the women's 100m backstroke at the 16th World Aquatics Championships in Kazan.04.08.2015#2673247
Emily Seebohm (Australia) after finishing the final heat of the women's 100m backstroke at the 16th World Aquatics Championships in Kazan.04.08.2015#2673245
Emily Seebohm (Australia) after finishing the final heat of the women's 100m backstroke at the 16th World Aquatics Championships in Kazan.04.08.2015#2673243
Emily Seebohm (Australia) after finishing the final heat of the women's 100m backstroke at the 16th World Aquatics Championships in Kazan.04.08.2015#2673241
Emily Seebohm (Australia) during the final heat of the women's 100m backstroke at the 16th World Aquatics Championships in Kazan.04.08.2015#2673239
Swimmers during the final heat of the women's 100m backstroke at the 16th World Aquatics Championships in Kazan.04.08.2015#2673234
Russia's Anastasia Fesikova before the start of the women's 100m backstroke event at the 16th FINA World Championships in Kazan.04.08.2015#2673232
James Guy (Great Britain) after finishing the final heat of the men's 200m freestyle at the 16th World Aquatics Championships in Kazan.04.08.2015#2673230
Britain's James Guy on finishing the 200m freestyle in the men's finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673228
Britain's James Guy finishing the 200m freestyle in the men's finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673226
Britain's James Guy finishing the 200m freestyle in the men's finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673222
South Africa's Chad le Clos finishing the 200m freestyle in the men's finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673220
Britain's James Guy on finishing the 200m freestyle in the men's finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673217
Britain's James Guy on finishing the 200m freestyle in the men's finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673216
Center: the USA's Ryan Lochte at the start of the 200m freestyle in the men's finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673214
Russia's Alexander Krasnykh before the start of the 200m freestyle in the men's finals of the 16th World Aquatics Championships in Kazan.04.08.2015#2673211
An athlete warms up before the competitions at the 2016 FINA World Championships in Kazan.04.08.2015#2673157
Athlete warms up before the competitions at the 2016 FINA World Championships in Kazan.04.08.2015#2673149