Daniel Naroditsky, US chess
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American chess grandmaster Daniel Naroditsky, 29, was found dead at his North Carolina home on Oct. 19, and a toxicology report was recently released.
A cause of death has been determined for chess grandmaster Daniel Naroditsky, who passed away suddenly in October of 2025. According to TMZ, Naroditsky died of accidental poisoning after ingesting a drug cocktail that included methamphetamine.