London 2012 - Chad le Clos of South Africa is beside himself with excitement as he out-touches Michael Phelps to win gold in the men’s 200m butterfly.

London 2012- Chad le Clos of South Africa stunned the Aquatics Centre with a sensational victory in the Men's 200m Butterfly final, beating Michael Phelps of the USA by a hair's breadth.

Michael Phelps of United States, Chad Guy Bertrand le Clos of South Africa and Laszlo Cseh of Hungary celebrate winning silver in the Men's 100m Butterfly Final on the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 12, 2016 in Rio de Janeiro, Brazil.

Michael Phelps (L) of the United States leads Chad le Clos of South Africa in the Men's 200m Butterfly Final on Day 4 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 9, 2016 in Rio de Janeiro, Brazil.

Joseph Schooling of Singapore (R) and Chad Guy Bertrand le Clos of South Africa swim in the Men's 100m Butterfly Final on Day 7 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 12, 2016 in Rio de Janeiro, Brazil.

London 2012 - Chad le Clos of South Africa holds up the 100m butterfly silver medal earned earned in a dead heat with Evgeny Korotyshikin of the Russian Federation. Meanwhile, Michael Phelps of the USA makes history by being the first ever to win three consecutive golds in three Olympics in this event.

London 2012 - Michael Phelps is surprised at the finish of a the 200m butterfly final, a race he led throughout but lost to a perfect wall touch by Chad le Clos of South Africa.

London 2012 - South Africa’s Chad le Clos has reason to celebrate. After running most of the 200m butterfly in second place, le Clos executes a perfect touch to the wall to beat event favorite Michael Phelps for gold.

London 2012 - Men’s 200m butterfly medalists hold their medals for the world to see. Chad le Clos of South Africa wins gold, Michael Phelps of the USA takes silver, and Takeshi Matsuda of Japan earns the bronze.

London 2012 - A fellow competitor congratulates South Africa’s Chad le Clos for earning the gold medal in the men’s 200m butterfly.