The track and field star shared video footage of the incident on social media.
The victory marks Richardson's return to the track & field.
"I wish I had the choice when it was time for me to tell my story,"
Baby Keem, Silk Sonic, Chlöe, Future, H.E.R., and Jazmine Sullivan also earned multiple nominations.
"The only difference I see is I'm a black young lady," Richardson pointed out.
The 21-year-old athlete placed ninth—last overall—in the highly anticipated race.
"I always loved wearing kimonos when I was a kid. So, to be able to do it in denim felt really different and a bit unexpected," shared the tennis star.
The track star will race against Jamaica's Elaine Thompson-Herah, Shelly-Ann Fraser-Pryce, and Shericka Jackson after being disqualified from the Tokyo Olympics.