Getty Images 2 months ago

SYDNEY, AUSTRALIA - OCTOBER 06: Swimmers and campaign ambassadors Grant Hackett, Eamon Sullivan, Emily Seebohm, Cate Campbell and Jana Pittman launch the Uncle Tobys Swim Survive Stay Alive campaign at the Ian Thorpe Aquatic Centre on October 6, 2009 in Sydney, Australia.

Getty Images 2 months ago

SYDNEY, AUSTRALIA - OCTOBER 06: Swimmers and campaign ambassadors Grant Hackett, Eamon Sullivan, Emily Seebohm, Cate Campbell and Jana Pittman warm up with kids during the Uncle Tobys Swim Survive Stay Alive campaign at the Ian Thorpe Aquatic Centre on October 6, 2009 in Sydney, Austra...

Getty Images 2 months ago

SYDNEY, AUSTRALIA - OCTOBER 06: Swimmer and campaign ambassador Grant Hackett launchs the Uncle Tobys Swim Survive Stay Alive campaign at the Ian Thorpe Aquatic Centre on October 6, 2009 in Sydney, Australia.

Getty Images 2 months ago

SYDNEY, AUSTRALIA - OCTOBER 06: Swimmers and campaign ambassadors Grant Hackett, Eamon Sullivan, Emily Seebohm, Cate Campbell and Jana Pittman launch the Uncle Tobys Swim Survive Stay Alive campaign at the Ian Thorpe Aquatic Centre on October 6, 2009 in Sydney, Australia.

Getty Images 2 months ago

SYDNEY, AUSTRALIA - OCTOBER 06: Swimmers and campaign ambassadors Grant Hackett, Eamon Sullivan, Emily Seebohm, Cate Campbell and Jana Pittman launch the Uncle Tobys Swim Survive Stay Alive campaign at the Ian Thorpe Aquatic Centre on October 6, 2009 in Sydney, Australia.

AP Photo 1 month ago

Retired Australian swimmer and Olympic gold medalist Grant Hackett navigates a doorway while in a wheelchair, in Sydney, Australia, Monday, Nov. 9, 2009.

AP Photo 1 month ago

Retired Australian swimmer and Olympic gold medalist Grant Hackett uses an ATM as he puts his skilla and strength to the test in a wheelchair, in Sydney, Australia, Monday, Nov. 9, 2009 Hackett and other Australian personalities traded walking for wheelchairs to experience the life of...

AP Photo 1 month ago

Retired Australian swimmer and Olympic gold medalist Grant Hackett puts his skills and strength to the test while he rolls up a ramp to enter a public bus in a wheelchair, in Sydney, Australia, Monday, Nov. 9, 2009.

AP Photo 1 month ago

Retired Australian swimmer and Olympic gold medalist Grant Hackett makes his way through the isles of a bus as he puts his skills and strength to the test in a wheelchair, in Sydney, Australia, Monday, Nov. 9, 2009 Hackett and other Australian personalities traded walking for wheelchai...

AP Photo 1 month ago

Retired Australian swimmer and Olympic gold medalist Grant Hackett navigates a doorway while in a wheelchair, in Sydney, Australia, Monday, Nov. 9, 2009.

Getty Images 1 month ago

MELBOURNE, AUSTRALIA - NOVEMBER 03: Grant Hackett and wife Candice Alley pose at the Emirates marquee during the Emirates Melbourne Cup Day 2009 at Flemington Racecourse on November 3, 2009 in Melbourne, Australia.

Getty Images 1 month ago

MELBOURNE, AUSTRALIA - NOVEMBER 03: Grant Hackett and wife Candice Alley pose at the Emirates marquee during the Emirates Melbourne Cup Day 2009 at Flemington Racecourse on November 3, 2009 in Melbourne, Australia.

Getty Images 2 months ago

SYDNEY, AUSTRALIA - OCTOBER 06: Swimmers and celebrities Jana Pittman, Cate Campbell, Ed Phillips, Mike Goldman and Grant Hackett launch the Uncle Tobys Swim Survive Stay Alive campaign at the Ian Thorpe Aquatic Centre on October 6, 2009 in Sydney, Australia.

AP Photo 4 months ago

File - In this July 29, 2001 file photo, Australia's Grant Hackett makes a big smile as he displays the gold medal he won in men's 1500-meter freestyle final by setting a world record at the World Swimming championships in Fukuoka, western Japan.

AP Photo 4 months ago

File - In this July 29, 2001 file photo, Australia's Grant Hackett makes a big smile as he displays the gold medal he won in men's 1500-meter freestyle final by setting a world record at the World Swimming championships in Fukuoka, western Japan.

AP Photo 4 months ago

File - In this file photo taken Sunday, July 29, 2001, Australia's Grant Hackett swims on his way to win men's 1500-meter freestyle final by breaking a world record at the world swimming championships in Fukuoka, western Japan.

AP Photo 4 months ago

File - In this July 29, 2001 file photo, Australia's Grant Hackett reacts to his world record breaking victory in the men's 1500-meter freestyle final at the World Swimming Championships in Fukuoka, western Japan.