Updated on: May 3, 2026 / 4:06 PM EDT / CBS News

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Washington — Democratic Sen. Raphael Warnock of Georgia called the Supreme Court's decision last week to strike down Louisiana's congressional map and narrow the Voting Rights Act "a massive and devastating blow," while warning of its implications for the redistricting fight.

"The court, sadly, poured fuel on this redistricting arms race," Warnock said Sunday on "Face the Nation with Margaret Brennan ."

The ruling was a key victory for Republicans, striking down a map that included two majority-Black districts.…