Sen. Mitt Romney (R-Utah) is out while Kari Lake and Rep. Matt Rosendale (R-Mont.) are almost certainly in, meaning Republican U.S. Senate primaries in three Rocky Mountain states promise to be inter-partisan melees.
Arizona’s and Montana’s U.S. Senate races were already expected to be rollicking campaigns but with Mr. Romney’s retirement, Utah’s GOP U.S. Senate primary could also be a hotly contested affair.