![Sprinter Michael Johnson runs to the finish line in his heat in the men's 400m competition at the U.S. Olympic Trials July 14. Johnson, the world record holder in the event won Sprinter Michael Johnson runs to the finish line in his heat in the men's 400m competition at the U.S. Olympic Trials July 14. Johnson, the world record holder in the event won](https://c8.alamy.com/comp/2D5BNK5/sprinter-michael-johnson-runs-to-the-finish-line-in-his-heat-in-the-mens-400m-competition-at-the-us-olympic-trials-july-14-johnson-the-world-record-holder-in-the-event-won-his-heat-2D5BNK5.jpg)
Sprinter Michael Johnson runs to the finish line in his heat in the men's 400m competition at the U.S. Olympic Trials July 14. Johnson, the world record holder in the event won
![A stroke slowed Olympic legend Michael Johnson. Responding F.A.S.T. sped his recovery. | American Heart Association A stroke slowed Olympic legend Michael Johnson. Responding F.A.S.T. sped his recovery. | American Heart Association](https://www.heart.org/-/media/Images/News/2019/May-2019/0501MichaelJohnson_SC01AHANEWSUSEONLY.jpg)
A stroke slowed Olympic legend Michael Johnson. Responding F.A.S.T. sped his recovery. | American Heart Association
![50 Stunning Olympic moments: Michael Johnson's sprint double | Michael johnson, Olympics, Olympic athletes 50 Stunning Olympic moments: Michael Johnson's sprint double | Michael johnson, Olympics, Olympic athletes](https://i.pinimg.com/736x/3e/30/7f/3e307f14d77348d41bc68dd3f5fd359c--atlanta-olympics-michael-johnson.jpg)
50 Stunning Olympic moments: Michael Johnson's sprint double | Michael johnson, Olympics, Olympic athletes
![Michael Johnson on Twitter: "On this day 24 years ago I completed the historic 200/400 double and broke the 200m world record. Very proud to have realized this dream! And today I Michael Johnson on Twitter: "On this day 24 years ago I completed the historic 200/400 double and broke the 200m world record. Very proud to have realized this dream! And today I](https://pbs.twimg.com/media/EeXjv6fUEAA_Z9Y.jpg:large)
Michael Johnson on Twitter: "On this day 24 years ago I completed the historic 200/400 double and broke the 200m world record. Very proud to have realized this dream! And today I
![Michael Johnson (USA) breaking the world record (43.18) in the 400m at the 1999 World Track and Field Championships Stock Photo - Alamy Michael Johnson (USA) breaking the world record (43.18) in the 400m at the 1999 World Track and Field Championships Stock Photo - Alamy](https://c8.alamy.com/comp/CRAY33/michael-johnson-usa-breaking-the-world-record-4318-in-the-400m-at-CRAY33.jpg)
Michael Johnson (USA) breaking the world record (43.18) in the 400m at the 1999 World Track and Field Championships Stock Photo - Alamy
![Rio Olympics 2016: Wayde van Niekerk smashes Michael Johnson's 17-year-old 400 metre world record to stop clock at staggering 43.03 seconds | The Sun Rio Olympics 2016: Wayde van Niekerk smashes Michael Johnson's 17-year-old 400 metre world record to stop clock at staggering 43.03 seconds | The Sun](https://www.thesun.co.uk/wp-content/uploads/2016/08/nintchdbpict000001428967.jpg)