The Usain Bolt–Justin Gatlin rivalry will be one of the biggest across all sports going into the Rio 2016 Olympics.
Their first race together came 10 years ago at the 2005 World Track and Field Championships in Helsinki, Finland, in the 200m final.
Watch Bolt in lane one and Gatlin in lane six.
Bolt, then 18, looked in decent shape coming around the curve before holding his leg and slowing to finish in last place in 26.27 seconds.
Gatlin, then 23 and coming 2004 Olympic and 2005 Worlds 100m titles, led an unprecedented U.