Sometimes, it’s best if this guy keeps his mouth shut. | Chip Somodevilla/AFP via Getty Images Last Wednesday, the Supreme Court’s Republican majority effectively repealed a 1982 amendment to the Voting Rights Act that required some states to draw a minimum number of majority-Black or majority-Latino legislative districts. The GOP justices’ decision has already kicked off another round of skirmishes in the gerrymandering wars.  Louisiana suspended its US House elections until new maps can be d