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Usain Bolt set the world record in the 100m with a time of 9.58 seconds at the 2009 World Championships. It's a time that the reigning Olympic 100m champion, American sprinter Noah Lyles, aims to beat someday.
"I'm trying to get it done as soon as possible," Lyles said when Dan Patrick asked how long he thinks it will take for someone to surpass Bolt's time.
"Unfortunately I don't have a crystal ball, so I can't give you an exact date. But as athletes we're always looking to improve ourselves, and we're always looking for greater challenges.