On January 22, the U.S. Solicitor General filed this brief in Tangipa v Newsom, 25A839. It agrees with the California Republicans who filed the case that the new California U.S. House districts violate the federal Voting Rights Act. The U.S. Supreme Court has asked the state to respond by January 29.
Here is the original application filed by California Republicans on January 20.
I’ll be that guy and point out that GOP in California relying on the VRA to contest redistricting contradicts what the GOP generally has been trying to do with the VRA.