Why Marjorie Taylor Greene and Lauren Boebert are fighting

Reps. Marjorie Taylor Greene, R-Ga., and Lauren Boebert, R-Colo., used to be pals. They joined Congress together as representatives of the MAGA faction of the GOP in 2020, shared a passion for bigoted publicity stunts, and happily heckled Joe Biden together at the State of the Union. But their friendship appears to be crumbling.

Boebert took a surprising swipe at Greene during an interview on Monday when asked whether she would support House Minority Leader Kevin McCarthy’s bid to become House speaker in the next Congress, as her longtime ally Greene does. Boebert balked at the question:...