Follow Us FIDE has apologised for including Russia's war supporter, Sergey Karjakin, on its March ratings list. The International Chess Federation said the inclusion of the controversial Grandmaster was 'an oversight' and that it has rectified the error by removing the player. It took FIDE a day to realise its mistake, which raised eyebrows not only because Karjakin has publicly endorsed Vladimir Putin's invasion of Ukraine, but also as the Russian flag was used on the chess body's official pages again.