"Sport is not separate from or free from racism. It is a small part of our world where racism exists. I urge you to allow and encourage practitioners to mark against racism whenever they can, both on and off the arena, ”he wrote in a letter to IOC President Thomas Bach, according to the Los Angeles Times.

Wasserman wants rule 50 amended in the Olympic statutes, which states that "no form of demonstration or political, religious or racial propaganda is permitted in any Olympic venue, arena or other area."

SEE ALSO: The Stars' Manifestation in the Restart of the NBA

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Several messages against social injustice appeared when the NBA restarted. Photo: Bildbyrån / SVT