When Justin Gatlin faces Usain Bolt in a rematch to become the fastest man in the world at this summer's Olympic games, he'll have the science and engineering of the United States' secret weapon in biomechanics optimizing each step he takes.
Justin Gatlin, born February becomes a sprinter who is an Olympic gold medalist in the 100 meters. USA's Justin Gatlin looks on after competing in the Men's Semifinal during…
Britain Athletics Worlds United States' Justin Gatlin, left, crosses the line to win gold ahead of silver medal winner United States' Christian Coleman, second right, and bronze medal winner Jamaica's Usain Bolt, right, in the men's 100m final during the World Athletics Championships in London on Aug. 5, 2017. (AP Photo/Matt Dunham)
Justin Gatlin Photos Photos - Justin Gatlin of the United States reacts after competing in the Men's Semifinals on Day 12 of the Rio 2016 Olympic Games at the Olympic Stadium on August 2016 in Rio de Janeiro, Brazil.