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The Guardian - US
The Guardian - US
Sport
Wilfred Chan

The people who police chess cheats: ‘We built a crime scene analysis for every player in the world’

Two men sit at a chess board. The one on the left is in the middle of a move, the one on the right is studying him carefully.
Magnus Carlsen, left, plays Hans Niemann at the Sinquefield Cup in St Louis, Missouri. Photograph: Crystal Fuller/Saint Louis Chess Club

Did a teenager cheat to defeat the chess world champion? This question has thrown the chess universe into turmoil since 4 September, when its top player, 31-year-old Magnus Carlsen, abruptly withdrew from the $350,000 Sinquefield Cup in St Louis after a stunning loss to the lower-ranked 19-year-old Hans Niemann.

Carlsen has not explicitly accused Niemann of cheating. But chess watchers gathered Carlsen’s accusation from a cryptic meme he tweeted after the game saying he would be in “big trouble” if he spoke – fueling wild theories, including one that Niemann cheated by receiving messages through vibrating anal beads.

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