You don't. Verify any tweets at the SEC's own website: https://www.sec.gov/page/news https://www.sec.gov/page/news And if it's actually important, a third sour

You don't. Verify any tweets at the SEC's own website: https://www.sec.gov/page/news https://www.sec.gov/page/news And if it's actually important, a third source from a trusted media outlet wouldn't hurt either.