Goalie Kelsey Wakefield of Australia safes a ball during the Women's Water Polo Semifinal between Russia and Australia at the 15th FINA World Championships at on July 31, 2013 in Barcelona, Spain. Australia won 9-6.

WATER POLO: Coach Greg McFadden and the Aussie Stingers have continued their merry dance at the FINA World Championships in Barcelona defeating Russia 9-6 in their semi-final

Missy Franklin of the USA (L) is congratulated by Emily Seebohm of Australia after the Swimming Women's 100m Backstroke Final at the FINA World Championships on July 30, 2013 in Barcelona, Spain. Franklin won gold and Seebohm silver.

SWIMMING: Emily Seebohm has won the Australian Swim Team’s fifth medal of the 2013 FINA World Championships in Barcelona, picking up silver in the women’s 100m backstroke.

Christian Sprenger of Australia celebrates winning the Swimming Men's 100m Breaststroke Final at the FINA World Championships on July 29, 2013 in Barcelona, Spain.

SWIMMING: Christian Sprenger has become Australia’s first gold medallist at the 2013 FINA World Swimming Championships in Spain, while Alicia Coutts has won two silver medals on night two of competition

(L-R) Silver Medal winners Bronte Campbell, Cate Campbell, Emma McKeon and Alicia Coutts of Australia celebrate on the podium after the 4x100m Freestyle on day nine of the FINA World Championships on July 28, 2013 in Barcelona, Spain.

The Australian Swim Team has won their first medal at the FINA World Championships in Barcelona, picking up silver on the opening night of finals in the women's 4x100m freestyle relay in a new Commonwealth record time.

Sally Pearson of Australia crosses the line win the Women's 100m Hurdles during day two of the Sainsbury's Anniversary Games - IAAF Diamond League 2013 at The Queen Elizabeth Olympic Park on July 27, 2013 in London, England.

ATHLETICS: Sally Pearson breathed a big sigh of relief after making a triumphant return to the London Olympic stadium by winning the 100m hurdles at the Diamond League Anniversary Games.

Sally Pearson celebrates after winning the gold medal in the Women's 100m Hurdles Final on Day 11 of the London 2012 Olympic Games at Olympic Stadium on August 7, 2012 in London, England.

Australian hurdler Sally Pearson returns to London's Olympic stadium where she won gold a year ago hoping "happy memories" will spark a return to form ahead of next month's IAAF World Championships.

Brittany Broben competes in the Semi Final of the Women's 10m Platform at the 15th FINA World Championships on July 24, 2013 in Barcelona, Spain.

Olympic silver medallist Brittany Broben has suffered a shock exit in the women's 10m platform semi‐finals at the world championships in Barcelona.

Emma Jackson celebrates her silver medal in the Kitzbuehel World Triathlon Series race on

TRIATHLON: Olympian Emma Jackson returned to her best form with a courageous silver medal in the ITU's toughest World Triathlon Series race in Austria on Saturday.

Dani Samuels of NSWIS competes in the Discus during the Sydney Track Classic at Sydney Olympic Park Sports Centre on March 9, 2013 in Sydney, Australia.

Former discus world champion Dani Samuels threw her second best mark of the year and Olympic Champion Sally Pearson is getting quicker as she returns from injury.

IOC President Jacques Rogge announces Buenos Aires as the 3rd Summer Youth Olympic Games in 2018 winning city on July 4, 2013 in Lausanne, Switzerland. The IOC Extraordinary Session held on the two days will allow IOC members to follow the 2020 summer Olympics candidate cities bids, the IOC presidential candidates briefing, and will elect the host city of the 3rd Summer Youth Olympic Games in 2018.

YOG: The 3rd Summer Youth Olympic Games will be hosted by the city of Buenos Aires in 2018, International Olympic Committee (IOC) President Jacques Rogge announced today following a vote by the IOC members at an Extraordinary IOC Session in Lausanne.