Russian club Spartak Moscow tweeted a video accompanied by a racist reference to their own players on Saturday.
The club uploaded a video of four of their players in training, three of whom are black:
According to BBC Sport, the text accompanying the video translated as, "See how the chocolates melt in the sun."
Several hours later, Spartak tweeted another video, which Russian football expert Artur Petrosyan translated:
Piara Powar, head of anti-discriminatory group Fare, said:
"Racism is one of the biggest issues Russia faces in the year they host the World Cup.