The 160-page ruling quotes U.S. Supreme Court Justice John Roberts and focuses heavily on a Trump administration letter that Texas cited in its redraw.

U.S. District Judge Jeffrey Brown, who was appointed by President Donald Trump, said the plaintiffs are likely to prove that the new map is racially gerrymandered.

The Justice Department has joined a lawsuit seeking to block new congressional district boundaries approved by California voters.

U.S. President Donald Trump's administration sued California on Thursday over its new redistricting maps after a ballot measure adopting new congressional districts passed in the state last week. The measure could give the Democratic-led state five more seats in the U.