From Twitter
RT @bellingcat
NEW: Bellingcat's @AricToler worked with the @nytimes to uncover a trail of digital evidence that appears to identify Jack Teixeira, a 21-year-old Air National Guardsman, as the leader of an online gaming chat group where US intelligence documents leaked https://www.nytimes.com/2023/04/13/world/documents-leak-leaker-identity.html