Chess: Magnus Carlsen 'unlikely' to defend crown, but questions

Norway’s world champion says he felt more comfortable before 2013 when he knew he was the best player and that later too much of his identity became linked to the championship title

Carlsen signs to play Anand in Sochi

Magnus Carlsen may opt against world chess defence due to lack of motivation, Magnus Carlsen

2021 World Chess Championship (Carlsen vs. Nepomniachtchi) - The Chess Drum

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

Magnus Carlsen accuses Hans Niemann of cheating : NPR

Magnus Carlsen Will Not Defend World Championship Title

Stalemate To Checkmate: After 12 Draws, World Chess Championship Will Speed Up

Carlsen against Niemann: controversy, statistics and drama

Carlsen wins tie-break and remains World Champion!

Magnus Carlsen - Wikipedia

Chess: Carlsen loses to a Pole in Poland with Polish Defence before winning run, Magnus Carlsen