Young black woman faces 15 years in dust-up at Wal-Mart
                                
                                
                                    (Newser) -
                                    Trial is set to begin in a case of Wal-Mart line-cutting that has turned into a racially charged media circus. Heather Ellis was arrested almost three years ago after an incident that began when she switched checkout lines at a Missouri store—to join her cousin in a faster queue,...