Fox Corporation chief executive Lachlan Murdoch dismissed the Anti-Defamation League’s demand that the company fire host Tucker Carlson, telling the organization in a letter that his company saw no problem with comments Carlson made about the racist “great replacement” theory.Fox Corporation chief executive Lachlan Murdoch dismissed the Anti-Defamation League’s demand that the company fire host Tucker Carlson, telling the organization in a letter that his company saw no problem with comments Carlson made about the racist “great replacement” theory.