The U.S. Supreme Court recently issued two major election law rulings that are likely to help Republicans in the midterm elections this November, experts say. The rulings, which affect campaign spending limits and redistricting, could affect control of the U.S. House of Representatives. Republicans, including one independent who aligns with the GOP, now control 219 of the House seats; Democrats control 212. There are four vacancies. In the landmark case of Louisiana v. Callais, a majority of the court ruled on April 29 that race may not be the predominant, overriding factor used in drawing congressional district lines. The case focused on Louisiana’s decision to add a majority-black district after a lower court said omitting the district would violate nondiscrimination provisions of the federal Voting Rights Act....