USA\'s Allison Jones stands on the podium during Day 6 of the 2008 Paralympic Games. (credit:Feng Li via Getty Images)
(02 of22)
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Terezinha Guilhermina of Brazil and guide Guilherme Soares de Santana cross the line to win gold in the women\'s 100-meter T11 final at the London 2012 Paralympic Games. (credit:Gareth Copley via Getty Images)
(03 of22)
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Argentina\'s Maximiliano Matto trains in the warm-up pool during the Paralympic swimming tournament in Rio. (credit:Buda Mendes via Getty Images)
(04 of22)
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Ricardo Steinmetz Alves of Brazil clashes with David Labarre and Abderrahim Maya of France in 2012. (credit:Julian Finney via Getty Images)
(05 of22)
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USA\'s Tony Volpentest at the Sydney 2000 Paralympic Games. (credit:Jamie Squire via Getty Images)
(06 of22)
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Great Britain\'s David Weir celebrates winning the men\'s 1500-meter at the London 2012 Paralympic Games. (credit:Hannah Peters via Getty Images)
(07 of22)
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John Robertson, Stephen Thomas and Hannah Stodel (L) of Great Britain compete during the Athens 2004 Paralympic Games. (credit:Phil Cole via Getty Images)
(08 of22)
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Great Britain\'s James O\'Shea dives from the blocks in the men\'s 100-meter breaststroke at the London 2012 Paralympic Games. (credit:Mike Ehrmann via Getty Images)
(09 of22)
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Jeff Glasbrenner rebounds during the wheelchair basketball match between the United States and Great Britain in 2008. (credit:Adam Pretty via Getty Images)
(10 of22)
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Italy\'s Roberto La Barbera compete in the men\'s long jump during the 2000 Sydney Paralympic Games. (credit:Adam Pretty via Getty Images)
(11 of22)
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Germany\'s Markus Rehm competes in the men\'s long jump at the London 2012 Paralympic Games. (credit:Julian Finney via Getty Images)
(12 of22)
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USA\'s Jeff Skiba clears the bar in 2008. (credit:John Gichigi via Getty Images)
(13 of22)
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Australia\'s Matthew Cowdrey competes at the London 2012 Paralympic Games. (credit:Gareth Copley via Getty Images)
(14 of22)
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Germany\'s Andrea Zimmerer at the 2008 Paralympic Games. (credit:China Photos via Getty Images)
(15 of22)
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Andrey Dvinyaninov of Russia celebrates with teammates after scoring a goal in Sochi in 2014. (credit:Dennis Grombkowski via Getty Images)
(16 of22)
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Germany\'s Ilke Wyludda competes in women\'s shot put in London. (credit:Michael Steele via Getty Images)
(17 of22)
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France\'s Patrick Ardon celebrates a successful lift in the men\'s 48-kilogram powerlifting in London. (credit:Michael Steele via Getty Images)
(18 of22)
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China\'s Daoliang Hu competes against France\'s Alim Latrech in London. (credit:Dan Kitwood via Getty Images)
(19 of22)
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Costa Rica\'s Camila Haase Quiros trains in the warm-up pool in Rio. (credit:Buda Mendes via Getty Images)
(20 of22)
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Rie Urata and Akiko Adachi of Japan block the ball at the 2012 Paralympic Games. (credit:Dennis Grombkowski via Getty Images)
(21 of22)
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Kelly Cartwright of Australia competes in the women\'s long jump at the 2012 Paralympic Games. (credit:Michael Steele via Getty Images)
(22 of22)
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Gold medalist Sarah Storey of Great Britain holds her medal during a victory ceremony in 2012. (credit:Hannah Peters via Getty Images)