carlsen: Lacking motivation, Carlsen not to defend title at 2023 World Chess Championship - The Economic Times

Carlsen said he had met with representatives from The International Chess Federation (FIDE) to inform them of his decision in Madrid in connection to the Candidates Tournament -- which decides who gets a chance to challenge the world champion.

Chess World Champion Magnus Carlsen Won't Defend His Title - WSJ

World Chess Championship 2023: Why Magnus Carlsen isn't playing and everything else you need to know

World chess champion Magnus Carlsen not to defend his crown in 2023

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Magnus Carlsen not to defend title at 2023 World Chess Championship- The New Indian Express

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Magnus Carlsen may not defend chess world title due to lack of motivation – The Irish Times

Will Magnus Carlsen defend his world championship title in 2023? - Dot Esports

China's Ding Liren defies odds to be crowned world chess champion, Sports News

Magnus Carlsen May Not Defend World Title Due to Lack of Motivation - News18