In response to inquiries about the presence of Jeffrey Goldberg, the editor-in-chief of The Atlantic, within the group chat, Waltz acknowledged that he was unable to provide a clear explanation for this occurrence. He referred to it as a “minor glitch.”
Source: https://www.euronews.com/2025/03/26/trumps-national-security-adviser-claims-full-responsibility-for-leaked-europe-bashing-sign