The fourth Republican presidential primary debate of this cycle will be hosted by NewsNation, the “Megyn Kelly Show” on SiriusXM radio and the Washington Free Beacon newspaper, the Republican National Committee announced Thursday — representing a shift away from the establishment media outlets that hosted the first three debates. NewsNation anchor Elizabeth Vargas, talk show host Megyn Kelly and Washington Free Beacon editor in chief Eliana Johnson will moderate the Dec. 6 debate in Tuscaloosa, Ala., the RNC said. In a statement, Johnson touted the move to lesser-known outlets as a positive for Republicans, saying they were excited “to offer...