Maryland Democrats are choosing their U.S. House nominees in a handful of consequential and contentious primaries Tuesday, including a battle between a congresswoman and her predecessor and a crowded race to replace retiring Rep. Steny Hoyer . And as rising party star Wes Moore seeks a second term as governor, Republican voters hope to return the state to GOP leadership by picking a candidate they think can unseat him. The primaries in the left-leaning East Coast state have an outsize impact,