While most sprinters peak in their 20s , Collins set his personal record after reaching the age of 40 .
While most sprinters peak in their 20s , Collins became the first individual to run a sub-10 second 100 m dash in the process .
While most sprinters peak in their 20s , Collins set his personal record after reaching the age of 40 , and became the first individual to run a sub-10 second 100 m dash in the process .