Racist Abuse Targeting Athletes Increasing Despite Prevention Efforts, Says Tennis Star Stephens

Sloane Stephens says racist behavior directed at athletes is worsening over time.
Software designed to curb racist comments has little effect.
Stephens and other athletes regularly face racist abuse in their careers.
Stephens says racism has reached troubling levels, with people hiding behind anonymity online to spread hate.
Two of the world's top Black female tennis players, Stephens and Coco Gauff, face the same issues as pioneering players before them.