Luge Doubles – Innsbruck 2012 Winter Youth Olympic Games ©IOC/Richard Juilliart

Luge Doubles – Innsbruck 2012 Winter Youth Olympic Games ©IOC/Richard Juilliart

Luge Doubles – Innsbruck 2012 Winter Youth Olympic Games ©IOC/Richard Juilliart

Jonas Kaspar and Marek Sindler of the Czech Republic compete during the Men's Canoe Double (C2) Semi-final on Day 6 of the Rio 2016 Olympics at Whitewater Stadium on August 11, 2016 in Rio de Janeiro, Brazil.

Devin McEwan of the United States of America and Casey Eichfeld of the United States compete during the Men's Canoe Double (C2) Final on Day 6 of the Rio 2016 Olympics at Whitewater Stadium on August 11, 2016 in Rio de Janeiro, Brazil.

Devery Karz and Kathleen Bertko of the United States compete in the Lightweight Women's Double Sculls Semi Finals on Day 6 of the 2016 Rio Olympics at Lagoa Stadium on August 11, 2016 in Rio de Janeiro, Brazil.

Sophie Mackenzie and Julia Edward of New Zealand compete in the Lightweight Women's Double Sculls Semifinal on Day 6 of the Rio 2016 Olympic Games at the Lagoa Stadium on August 11, 2016 in Rio de Janeiro, Brazil.

Silver medalists David Florence and Richard Hounslow of Great Britain, gold medalists Ladislav Skantar and Peter Skantar of Slovakia and Bronze medalists Gauthier Klauss and Matthieu Peche of France celebrate on the podium at the medal ceremony for the Men's Canoe Double (C2) on Day 6 of the Rio 2016 Olympics at Whitewater Stadium on August 11, 2016 in Rio de Janeiro, Brazil.

A general view of competitors during the Lightweight Women's Double Sculls Semifinal on Day 6 of the 2016 Rio Olympics at Lagoa Stadium on August 11, 2016 in Rio de Janeiro, Brazil.

Charlotte Taylor and Katherine Copeland of Great Britain compete during the Lightweight Women's Double Sculls Semifinal on Day 6 of the 2016 Rio Olympics at Lagoa Stadium on August 11, 2016 in Rio de Janeiro, Brazil.