President Trump’s announcement that he wanted to revoke Rosie O’Donnell’s U.S. citizenship is just a sequel to the former talk-show host feud with then-developer Trump going back to her Nyack days.

President Donald Trump’s recent threat that he was considering revoking Rosie O’Donnell’s citizenship says a lot about how the president intends to govern — and it’s “terrifying,” experts say.

Trump appears to view both free speech and U.S. citizenship as conditional, things he can revoke based on his own whims.