Politico:  “In a new twist in the fight over Arizona’s immigration law, Republican Gov. Jan Brewer on Tuesday asked a federal court to disallow foreign governments from joining the U.S. Department of Justice lawsuit to overturn the law.  The move comes in response to a 9th Circuit Court of Appeals ruling . . . allowing nearly a dozen Latin American countries . . . to submit friend-of-the-court briefs in Justice’s challenge to SB 1070.”