Cher is not backing down from a comment that got her dragged online ... that George Floyd might be alive if she'd have been there. The 74-year-old singer had first tweeted, "Was talking with Mom & She Said 'I Watched Trial Of Policeman Who Killed George Floyd, & Cried ... I Said 'Mom,I Know This Is Gonna Sound CRAZY, But.. I Kept Thinking ... Maybe If I'd Been There, ... I Could've Helped."