Chess controversy: what happened between Niemann and Carlsen?

Hans Neimann caused a major upset after beating chess world champion Magnus Carlsen, with Carlsen accusing the 19-year-old of cheating during the match

Chess: Niemann-Carlsen scandal prompts new security measures – DW – 10/25/2022

Chess champion Magnus Carlsen accuses Hans Niemann of cheating, News

Magnus Carlsen vs Hans Niemann: Chess' Biggest Cheating Scandal Explained

Player at St. Louis Chess Cup Accused of Using Anal Beads To Cheat, St. Louis

Chess's Governing Body Delays Report on Cheating Scandal - The New York Times

Carlsen v Niemann: the cheating row that is rocking chess – explained, Chess

Hans Niemann and the chequered history of chess cheating

Hans Niemann sues Magnus Carlsen, Chess.com for $100M - Hindustan Times

Magnus Carlsen breaks silence on Hans Niemann

The Carlsen-Niemann Affair