Ilhan Omar, one of the first two Muslim women to be elected to Congress, is a new kind of politician. She's telegenic, ideologically progressive, widely celebrated by a media that's obsessed with identity politics. She's the kind of politician who can openly side with Hamas against Israel or spread "Protocols of the Elders of Zion"-style conspiracies on Twitter, claiming that Jews possess the supernatural ability to hypnotize the world as they unfurl their "evil." It's not surprising, then, that Omar also supports the "boycott, divestment and sanctions" movement. In a statement to the website Muslim Girl, someone on Omar's staff...