Changes

After the [[Saint Louis Chess Club]] changed its rules in the middle of its tournament to require a 15-minute delay on its broadcasts, the level of play by Hans Niemann sharply declined.  He won 2 of his first 3 games against very highly ranked opponents before the adoption of a safeguard against cheating, and then lost or tied all 6 of his remaining games after the safeguard was implemented.<ref>https://www.wsj.com/articles/chess-cheating-magnus-carlsen-hans-niemann-11663617396</ref>  All the games in this tournament can be analyzed at chess.com,<ref>https://www.chess.com/events/2022-sinquefield-cup/02/Niemann_Hans_Moke-Mamedyarov_Shakhriyar</ref> which banned Hans Niemann from its platform in September 2022.

After the [[Saint Louis Chess Club]] changed its rules in the middle of its tournament to require a 15-minute delay on its broadcasts, the level of play by Hans Niemann sharply declined.  He won 2 of his first 3 games against very highly ranked opponents before the adoption of a safeguard against cheating, and then lost or tied all 6 of his remaining games after the safeguard was implemented.<ref>https://www.wsj.com/articles/chess-cheating-magnus-carlsen-hans-niemann-11663617396</ref>  All the games in this tournament can be analyzed at chess.com,<ref>https://www.chess.com/events/2022-sinquefield-cup/02/Niemann_Hans_Moke-Mamedyarov_Shakhriyar</ref> which banned Hans Niemann from its platform in September 2022.

About two weeks later, Carlsen was matched against Niemann in another tournament and, in an apparent protest against Niemann, Carlsen resigned after making only one move.

About two weeks later, Carlsen was matched against Niemann in another tournament and, in an apparent protest against Niemann, Carlsen resigned after making only one move.<ref>https://www.forbes.com/sites/carlieporterfield/2022/09/19/world-chess-champion-magnus-carlsen-resigns-from-match-after-just-one-move-against-player-at-center-of-cheating-scandal/?sh=736fe61931d4</ref>

==Gambling on Chess==

==Gambling on Chess==