Allyson Felix: I don't know if I will compete at World Championships
Allyson Felix: I don't know if I will compete at World Championships

The most decorated Olympic track athlete in US history Allyson Felix tells CNN Sport that she has yet to decide whether she will compete at her home World Championships in Eugene, Oregon next year.

Felix concluded her glittering Olympic career in Tokyo by claiming two more medals to take her tally to 11 and continues to use her platform as an athlete to bring important issues to light.