He competed in his final Olympics in 2000 at the age of 40, finishing in 8th place.
He took off through the doorway like the favourite in the Olympics 100 metres final.
The 26-year-old has repeatedly said the 2012 Summer Games will be his final Olympics.
In his final Olympics in 1928 he reached the quarter final of the 200 m.
In the 200 m final at the 2004 Summer Olympics he finished 4th.
It was the third and final Olympics the Adams brothers were involved in, competitor or otherwise.
She aims for one final Olympics, skating to the music of dinosaurs, hoping her career is not extinct.
Was on course for her first gold in the 2008 Olympics final only to see China come past just before the finish line.
These will be her fourth and final Olympics.
In the final event of his final Olympics, he had prevailed.
