ATLANTA, GA - AUGUST 1:  Michael Johnson of the US celebrates 01 August after he set a new world record in the Olympic 200m race. Johnson set a time of 19.32 seconds beating his own record of 19.66 seconds. He became the first athlete to win both the 200m and 400m Olympic events.  (FOR EDITORIAL USE ONLY)  (Photo credit should read PHILIP LITTLETON/AFP via Getty Images)