“Supreme Court Justice Brett Kavanaugh on Tuesday refused to lift a block on Missouri’s new congressional map, which was poised to give Republicans a pickup opportunity in November,” The Hill reports.“Missouri officials held their primaries using Republicans’ new 7-1 House map, but the decision means the Show Me State must revert to its existing GOP-favored 6-2 House map for the November election.”“The dueling use of maps raises questions around how the state will pick primary winners ahead of November with less than 60 days before the election.”