Event Brief
May 21, 2026 at 10:00 PM ET
Viewers watched San Diego mosque attack via livestream
By The BriefBrief
Recordings show at least three people watched a livestream of the San Diego Islamic Center attack on video calls.
WHO: CBS News analysis
WHAT: Footage analysis found viewers watched the attack via Signal and Discord video calls and recordings circulated online.
WHEN: May 21, 2026 at 8:57 PM ET
WHERE: Islamic Center of San Diego, San Diego, USA
WHY: Viewers watched the gunmen’s livestream while the attack was unfolding.
Reporting from 1 identified publisher for this event.
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How this brief is built: The BriefBrief correlates multiple sources into one evolving event brief, updated as new facts emerge.
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