World No. 1 Magnus Carlsen quit the World Rapid Chess Championship on Friday after he refused to change out of the jeans he was wearing, according to the International Chess Federation (FIDE).

Chess great Magnus Carlsen will return to the World Rapid and Blitz Chess Championships in New York after initially quitting following governing body FIDE's decision to bar him from a round for wearing jeans.

Defending World Rapid and Blitz Champion Magnus Carlsen has been disqualified from the World Rapid Chess Championship in Round 9 due to a dress code violation (jeans) and previous warning.