California Gov. Gavin Newsom's redistricting plan is facing another bout of legal pushback, as state Republicans filed an emergency petition asking the California Supreme Court to block a November special election on the proposal.

California Gov. Newsom's congressional redistricting plan could be heading to the California Supreme Court after a new legal challenge from the GOP over the effort to redraw district lines to favor Democrats.

As campaigning for Gov. Gavin Newsom's Proposition 50 ramps up, legal challenges are already emerging against his push for a voter-approved redraw of California's congressional districts.