In the days since Trump launched a racist attack on Twitter targeting Rep. Alexandria Ocasio-Cortez (D-NY), Rep. Ilhan Omar (D-MN), Rep. Rashida Tlaib (D-MI), and Rep. Ayanna Pressley (D-MA), Fox News figures have consistently pushed two parallel lines of attack: that the four are extremists, and that they are now the “face of the Democratic Party.”