‘The Presidential oath, which the framers of the Fourteenth Amendment surely knew, requires the President to swear to ‘preserve, protect and defend’ the Constitution — not to ‘support’ the Constitution,’ read a filing from the former president’s attorneys
Besides what @0110010001100010@lemmy.world pointed out,
"To Protect and to Serve" is just a motto, specifically the LAPD's (and other forces have also adopted this). Police aren't public protectors, their job is just to enforce the law (and a lot struggle with that).