swimming

Competitors start in a men's 50m freestyle heat at the Aquatics World Championships in Kazan, Russia, August 7, 2015.

Stefan Wermuth/Reuters

Competitors start in a men’s 50m freestyle heat at the Aquatics World Championships in Kazan, Russia today.

Hungary's Liliana Szilagyi swims in a women's 200m butterfly heat at the Aquatics World Championships in Kazan, Russia, August 5, 2015

Stefan Wermuth/Reuters

Hungary’s Liliana Szilagyi swims in a women’s 200m butterfly heat at the Aquatics World Championships in Kazan, Russia

A spectator watches the morning heats at the Swimming World Championships in Kazan, Russia, Monday, Aug. 3, 2015

Michael Sohn/AP

A spectator watches the morning heats at the Swimming World Championships in Kazan, Russia on Monday

Swimmers start the women's 10km open water race at the Aquatics World Championships in Kazan, Russia.

Stefan Wermuth/Reuters

Swimmers start the women’s 10km open water race at the Aquatics World Championships in Kazan, Russia.

Members of Team France perform in the synchronised swimming team technical final at the Aquatics World Championships in Kazan, Russia July 27, 2015.

Michael Dalder/Reuters

Members of Team France perform in the synchronised swimming team technical final at the Aquatics World Championships in Kazan, Russia today.

Spain's Carbonell performs in the synchronised swimming solo free routine preliminary at the Aquatics World Championships in Kazan

Michael Dalder/Reuters

Spain’s Ona Carbonell performs in the synchronised swimming solo free routine preliminary at the Aquatics World Championships in Kazan, Russia on Monday

Iraqis swim at an irrigation canal on th...Iraqis swim at an irrigation canal on the outskirts of Baghdad as temperatures reach close to 50 degrees Celsius (122 F) and authorities declared a holiday, on July 16,  2015 .  AFP PHOTO / AHMAD AL-RUBAYEAHMAD AL-RUBAYE/AFP/Getty Images

Ahmad Al-Rubaye/AFP/Getty

Iraqis swim at an irrigation canal on the outskirts of Baghdad as temperatures reach close to 50 degrees Celsius (122F) as authorities declared a holiday 

People swim during the annual public Lake Zurich crossing swimming event in Zurich...People swim during the annual public Lake Zurich crossing swimming event in Zurich July 1, 2015. The participants crossed Lake Zurich over a distance of 1,500 metres (4,921 ft).  REUTERS/Arnd Wiegmann

Arnd Wiegmann/Reuters

People swim during the annual public Lake Zurich crossing swimming event in Zurich 

Team Indonesia start their routine in their Team Technical and Free Routine synchronized swimming finals at the Southeast Asian Games in Singapore June 3, 2015.

Edgar Su/Reuters

Team Indonesia start their routine in their Team Technical and Free Routine synchronized swimming finals at the Southeast Asian Games in Singapore

Indonesians jump into the water from a docked tugboat across from the prison island of Nusakambangan in Cilacap, Central Java.

Darren Whiteside/Reuters

Indonesian children jump into the water from a docked tugboat across from the prison island of Nusakambangan in Cilacap, Central Java.

A member of the Serpentine Swimming Club enjoys an early morning swim in Serpentine Lake in Hyde Park on Monday in London, England

Carl Court/Getty Images

A member of the Serpentine Swimming Club enjoys a brisk early morning swim on Monday in the lake in Hyde Park in London, England

A swimmer swims laps in Bronte Ocean Pool as a severe storm hits Sydney at Bronte Beach on October 13, 2014 in Sydney, Australia.

Ryan Pierse/Getty Images

A swimmer does laps in Bronte Ocean Pool as a severe storm hits Sydney at Bronte Beach on Monday in Australia.

TOPSHOTS This photo taken on September 3...TOPSHOTS This photo taken on September 3, 2014 shows  Leng Yuting, 26, posing underwater for her wedding pictures at a photo studio in Shanghai, ahead of her wedding next year. Her fiance Riyang said they had their wedding photographs taken underwater because 'its romantic and beautiful'. Mr Wedding studio owner, Tina Lui, started providing underwater pictures four years ago.   AFP PHOTO / JOHANNES EISELEJOHANNES EISELE/AFP/Getty Images

Johannes Eisele/AFP/Getty

Leng Yuting poses underwater for her wedding pictures at a photography studio in Shanghai, ahead of her wedding next year. Fiance Riyang said they had their wedding photographs taken underwater because ‘it’s romantic and beautiful’. Mr Wedding studio owner, Tina Lui, started providing underwater pictures four years ago 

Swimmers Take An Early Dip In The Serpentine Lido

Oli Scarff/Getty Images

Members of the Serpentine Swimming Club enjoy an early morning swim in Serpentine lake in Hyde Park on Monday.

Overweight Chinese students stretch after swimming during training at a camp held for overweight children in Beijing, China

Kevin Frayer/Getty Images

Chinese students stretch after swimming during training at a camp for overweight children in Beijing, China

Swimming - 2014 British Gas Swimming Championships - Day One - Tollcross International Swimming Centre...Michael Jamieson competes in the Mens Open 200m Breaststroke heat 5 during the 2014 British Gas Swimming Championships at Tollcross International Swimming Centre, Glasgow.

Danny Lawson/PA

Michael Jamieson competes in the men’s open 200m breaststroke heats during the 2014 British Gas Swimming Championships at Tollcross, Glasgow.

A swimmer passes a temporary floating sculpture as he trains on the Serpentine Lake at Hyde Park in London

Toby Melville/Reuters

A swimmer passes a temporary floating sculpture as he trains on the Serpentine Lake at Hyde Park in London.

A diver performs with sardines as part of summer vacation events at an Coex Aquarium in Seoul, South Korea, Wednesday, July 31, 2013.

Ahn Young-joon/AP

A diver performs with sardines as part of summer holiday events at Coex Aquarium in Seoul, South Korea.

Connor Jaeger of the United States competes in a Men's 800m freestyle heat at the FINA Swimming World Championships in Barcelona.

Michael Sohn/AP

Connor Jaeger of the US competes in a Men’s 800m freestyle heat at the FINA Swimming World Championships in Barcelona, Spain.

Switzerland's Pamela Fischer and Anja Nyffeler perform in the synchronised swimming duet free final during the World Swimming Championships at the Sant Jordi arena in Barcelona...Switzerland's Pamela Fischer and Anja Nyffeler perform in the synchronised swimming duet free final during the World Swimming Championships at the Sant Jordi arena in Barcelona July 25, 2013.  REUTERS/Michael Dalder (SPAIN - Tags: SPORT SWIMMING)

Michael Dalder/Reuters

Switzerland’s Pamela Fischer and Anja Nyffeler perform in the synchronised swimming duet free final during the World Swimming Championships at the Sant Jordi arena in Barcelona, Spain.