A federal judge asked for briefings from both sides on whether the Posse Comitatus Act, which prohibits troops from conducting civilian law enforcement on U.S. soil, is being violated in Los Angeles.

An appeals court ruled it was lawful for President Trump to keep National Guard troops in L.A. – a move that hasn’t happened without a governor’s consent since 1965. Governor Newsom criticized the ruling but welcomed the court’s rejection of unchecked presidential power.