statements about congresswoman ilhan omar who was born in somalia. he culls her living proof that u.s. immigration laws are a danger to the country. she's calling him a racist fool. the story tonight from cnn's chief media correspondent brian stelter. >> but she isn't grateful. not at all. >> reporter: a new low for tucker carlson. >> she hates this country. >> reporter: the fox host on an enterimmigration rant, blacking congresswoman ilhan omar. >> that should worry you. >> reporter: saying immigrants like her are "undermining the u.s.." >> ilhan omar is living proof that the way we practice immigration has become dangerous to this country. a system designed to strengthen america is instead undermining it. no country can import large numbers of people who hate it and expect to survive. >> reporter: omar hit back, calling carlson a racist fool. >> it's really quite disappointing to see fox news give a nightly platform to the white supremist rhetoric that is