The U.S. Supreme Court grappled on Monday with a bid by Louisiana officials and civil rights groups to preserve an electoral map that raised the number of Black-majority congressional districts in the state and prompted a challenge by non-Black voters.

The U.S. Supreme Court is reviewing a contentious electoral map from Louisiana, which increased Black-majority districts but faced challenges over potential racial bias in its design. Arguments are centered around the conflict between minority voting rights and the Constitution's equal protection clause.