The New York Times once described Tucker Carlson’s Fox News hour as “the most racist show in the history of cable news.” In the past week, allegations of bigotry involving his new show on X have come from a rather different corner: his fellow conservatives. The fight started April 9, when Carlson published a friendly interview with Palestinian pastor Munther Isaac. The pastor — who has reportedly praised the “strength” of the October 7 attackers — argued that Israel is no friend to Christians: It bombs them in Gaza, represses them in the West Bank, and restricts their ability to...