The Supreme Court signaled Friday that it will take a broader look at a high-profile redistricting fight over Louisiana’s congressional map, subtly expanding the scope of an appeal that could weaken the landmark Voting Rights Act.

In a pending case on Louisiana’s congressional map, the justices ordered briefing on whether it’s constitutional to intentionally draw majority-Black districts.

Native American tribes in North Dakota challenged a state legislative map they said dilutes their voting power. An appeals court said they can't sue.