Lacking motivation, Carlsen not to defend title at 2023 World Chess

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.

It's official! Magnus Carlsen will NOT defend his title

Ding Liren becomes first ever Chinese World Chess Champion in emotional and dramatic tournament – IAG

Chess-Carlsen may not defend world title due to lack of motivation

Lacking motivation, Carlsen not to defend title at 2023 World Chess Championship

Carlsen Will Give Up His Title, Will Not Defend in 2023

Carlsen not to defend title at 2023 World Chess Championship

Carlsen Might Only Defend Title Vs. Firouzja

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

There will soon be a new world chess champion, but it won't be the world's best player - The Globe and Mail

Magnus Carlsen - Wikipedia