I'm sure all of us of a certain age will remember this great little Ethiopian, Yifter The Shifter. He was a 10K runner who earned his nickname through his remarkable turn of speed to blast away from the field. Enjoy the link below. It's the whole race but forward to about 8 minutes to see him destroy the world class field in the last lap of the 10,000 metres - Moscow 1980 Olympics.
At those Moscow Olympics (where he also won the 5000m) nobody seemed to know how old he was. Estimates ranged from early 30s to 40-something. When the journalists asked him his Cantona-esque reply was "Men may steal my chickens; men may steal my sheep. But no man can steal my age"