build the wall. that's how zemmour. the french trump? almost. the former tv personality, still a long-shot candidate, one part trump, one part tucker carlson. >> how precisely is diversity or strength? he's not from this country in that sense. >> reporter: zemmour is a facsimile of the fox news star. same debating styles, same cable news platform, same enviable ratings and the same obsession with culture wars. >> translator: we must dhooz names from the calendar. the names of christian saints. >> my name is -- >> your mother was wrong. >> reporter: like carlson, zemmour never had interest in running for office until he did. cyril vanier, cnn, paris. still on cnn -- still ahead